الجمعة، 11 مايو 2012

CRITICAL ADMISSION IN SEBHA ICU عامر التواتي

CRITICAL ADMISSION IN SEBHA ICU

A El Tawati* and K Salih**, Mutwakil G. Ahmed
* Head Surgeon Sebha University Hospital
** Neurosurgeon Sebha University Hospital
*** Physician Sebha University Hospital

 

Abstract

Objectives: To analyze all patients admitted to the Intensive care unit over a two-year    
                    period.
Design: A retrospective hospital based study.
Setting: 2nd March Hospital.
Subjects: All patients admitted to the Intensive Care Unit.
Results: Four hundred and nine critically ill patients presented to the ICU. The majority of admissions were through Medical department (231 patients, 56%), and Surgical department (159 patients, 39%). There were 127 females (31%) and 282 males (69%). Foreigners were only 43 patients (12%). About thirty nine percent of the patients were referred from other hospitals. Thirty two percent of the patients were between 21-65 years (132 patients), 22.3 percent above 65 years of age (51 patients). Patients aged twenty and below were 20 percent (46 patients).
            The overall mortality was (229 patients) 55.9, the majority mortality were 29.7% under the age of 26 years. The most common causes of death was Cerebrovascular diseases CVD (67 patients, 22.4%), to lowed by Road Traffic Accident (45 patients, 20%).
            Ward wise the highest moralities were among the pediatric admission. 21% of children in age group 0-15 died because of road traffic accident, falls and burns. Other avoidable pediatric conditions such as scorpion stings, organo-phosphorus poisoning, hepatitis and gastro-enteritis were lethal were the cause of pediatric moralities. Lethal neoplastic conditions represent only 4.4% of total ICU moralities, hematemsis (5 patients) represents 25% of non-traumatic surgical moralities. A seasonal variations in ICU admissions was found. Emergency ICU admission increased in autumn and summer. Mondays were the heaviest days of emergency admission. The average ICU admission was 6 days. About 20% of patients died on the same day of admission.
   These data suggest that the institution of pre-and in-hospital resuscitation and improvement of intensive care education for physicians might reduce mortality. Prevention of RTA needs a trauma center and trained team to deal with such death toll.
Conclusion: The ICU is the pacemaker of a hospital. This calls for urgent and concerted action aimed at minimizing the moralities to at least near the universal rats.

Introduction:
            Intensive care has been defined as a service for patients with potentially recoverable diseases who can benefit from detailed observation and treatment than is generally available in the standard wards and departments. Thus the goals of the Intensive care are, first, the preservation of life, second the restoration of the patients to his maximal functional capacity, and third a decrease in overall morbidity12. In 1888, Robert Jones organized what was probably the first system of accident services in the world when he organized this system for Manchester Ship Canal3.



In its infancy, intensive care practice was an unknown science attracting practitioners who were intrigued by the uncharted waters of critical care. In the earliest intensive care units, the sickest patients were grouped together for close visual observation, rudimentary ventilatory support and consolidation on nursing care.
   Now, technologic advances in diagnostic and therapeutic interventions at bed side have replaced the older methods of monitoring critically ill patients. However, the technologic advances have leaped beyond society’s ability to cope with the financial, and ethical dilemmas that have been induced. Critical care accounts for over 20% of acute care hospital charges and for about 1% of the nation gross domestic product. These estimates place Intensive Care at the higher end of health care expenditure4 5 6.

   Critical care is, thus, an expensive resource that must be managed effectively. To ensure a humane approach to the management of the critically ill and that limited resources are appropriately, it is important to identify those patients who are most likely to benefit from intensive care. It is also important to avoid admitting those who will make a good recovery without intensive care7.

    Regardless of the resources, unnecessary ICU admission may cause unnecessary suffering for the patients and his relatives. In some cases the risk of intervention may outweighed the potential benefit furthermore, skilled medical and nursing staff may be diverted from the caring for patients ales where in the hospital, and the ability of staff on general wards to manage seriously ill patients is diminished. (Jannett 1984)

            It is necessary to measure the effectiveness of an ICU to estimate the cost-effect values. This medical evaluation is an essential component to know the efficacy of the staff who is dealing with the sophisticated equipment and critically ill patients.
            The aim of this retrospective study is to demonstrate the profile of our ICU admission in two consecutive years in order to evaluate the service and to improve the out come.

Material and Methods:
            Fazan is the southern region of the Great Gamahiria, its population is 314.29. The 2nd March Hospital is the largest Teaching hospital in the region. It has 480 beds and provided by CT scan unit.
            Sebha ICU is serving the four general hospitals of Fazan Region (Braak, Obari, Morzok, Gat). It also serves the heavily populated Sebha town. In this 8 bed unit, patients are usually admitted either directly from the casually or transferred from the words, where necessary consultant and anesthetist are involved in the initial evaluation of the patients. However, patients referred from the words are usually under the care of their word consultants. In our ICU the criteria for ICU admission is not usually applied except for cases of head injury where Glasgow Coma Scale is used.
            Over the two years period from 1998 to 1999, data from 409 patients admitted to the ICU were analyzed retrospectively. Patients were divided according to age, sex, nationality, referral hospital, ward, diagnosis and fate into medical, surgical, pediatric, obstetric and gynecological cases. ICU stay, day and month of admission has been considered for each admission. Values are expressed as means.





Results:
            Out of 409 patients admitted during the period of the study 229 died (55.9%), and 143 (35%) patients were discharged to the wards, the rest were referred to Tripoli or Benghazi for further management or left against medical advice (LAMA), Table 1. 29.7% of mortality were under the age of 26 years, about 8% of them were in the age group 16-20 years, Table 2. There were 127 females (31%) and 282 males (69%). The male to female ratio of these patients was 2.2, Table 3. Foreigners were only 43 patients (12%), Table 4.

            About thirty nine percent of the patients were referred from other hospitals, the majority of patients were from Sebha Table 5.
            Ward wise the highest moralities were among the pediatric admission. Table 6 showed the cause of death in the age 0-15 years. The moralities among surgical and neuro-surgical patients were 59% of these patients. Fatalities among patients admitted with critical medical conditions were the least in this series (59%), Table 7.
            There were 134 deaths due to non-surgical causes and attended by the physicians. Cardiovascular diseases (58%) were the most common cause of death. These were followed by respiratory (9%), diabetes (8%), and renal disease (7%) as shown in Table 8. The eight cases of cancers were terminal and were taken under the care of physicians. These included 2 patients with cancer lung. The other five patients had cancer breast, cancer liver, cancer prostate, a lymphoma and brain tumor, all were males except one lady who had a cancer cervix. One patient with cancer uterus died in the ICU and was attended by gynecologists the other case of cancer head of pancreas died under the care of surgeons, Table 9. These lethal neoplastic conditions represent only 4.4% of total ICU moralities.
            Twenty percent of the deaths generally occurred below the age of twenty years and 22.3% of these deaths occurred above 65 years of age.
            There were 159 patients (39%) presented with surgical critical conditions and were under the care of the surgical staff and/or the neurosurgeon. Trauma was the major cause of admission in the ICU. There were 120 (29%) patients admitted because of some sort of trauma, Table 10.
            Seventy-eight patients (49%) died because of a surgical cause, monthly due to road traffic accident. The majority of these them had been involved in road traffic accidents RTA, ten of whom were below 15 years of age. Falls were the second leading cause of death in the trauma patients. Surgical non-traumatic causes of death were five patients with hematemsis and rectal bleeding, 2 patients with burns, three patients with hernias, three patients with diabetic sepsis and one patients with cancer head of pancreas, and another patients with obstructive jaundice.

       A seasonal a variation in ICU admissions was found, table 11. In decreasing order of frequency, the seasons were autumn (123 patients, 30%), Summer (117 patients, 28.6%), winter (101 patients, 24.7%) and spring (68 patients, 16.7%). Monday was the heaviest day, when 17% of patients were admitted.
      The average ICU stay was 6days. Only twenty percent of patients died on the same day of admission to the ICU. Patients stay more than one week presented about 18% of ICU admission.



Table 1: The fate of 409 critical ICU admission 1998-1999
Fate
No. of patients
%
Moralities
229
55.9
Discharges
143
35
Referred
31
7.6
LAMA
6
1.5

Table 2: Age Distribution of 409 critical causes admitted in ICU 1998-1999
Age groups
No. of patients
Moralities
Less than on year
4
4
1-5
14
7
6-10
27
16
11-15
16
6
16-20
31
13
21-25
40
22
26-30
32
16
31-35
19
13
36-40
17
7
41-45
17
9
46-50
27
11
51-55
27
16
56-60
39
25
61-65
21
13
66-70
31
19
71-75
11
8
76-80
21
13
81-85
5
3
86-90
4
4
91-95
5
3
96-100
1
1
Total
409
299

Table 3: Sex distribution of the 409 critical admission in ICU 1998-1999

No. of patients
%
Males
282
69
Females
127
31

Table 4: Nationalities of the 43 foreign patients 
Niger
9
Bulgaria 3
Egypt
7
Gana 2
Sudan
6
Iraq 2
Philistine
4
Mali 2
Syria
3
Mauritania 1
Chad
3
Schweis 1


Table 5: Distribution of 409 patients admitted to the ICU 1998-1999 according to the referring hospital
Region
No. of patients
%
Sebha
251
61.4
Braak
61
14.9
Obari
35
8.6
Morzok
19
4.6
Gat
09
2.2
Other areas
34
8.3

Table 6: ICU moralities in the age group 0-15

No. of patients
%
RTA
10
38.5
Fall
2
7.7
Burns
1
3.8
Scorpion sting
2
7.7
Organo-phosphorus poisoning
1
3.8
Congenital heart disease
1
3.8
Thrombacytopenia
1
3.8
Respiratory diseases and Asphexia neonatorum
2
7.7
Coma (diabetic Coma, Undiagnosed)
3
11.5
Gastro-intestinal diseases (Enteritis, intestinal obstruction, Hepatitis)
3
11.5

Table 7: Distribution of moralities among 409 critically ill patients admitted to the ICU 1998-1999
Ward
No. of patients
%
No. of Deaths
%
ENT
1
0.2
0
0
Medical and infections
231
56.3
136
33.3
Surgical and Neurosurgical
159
38.9
78
19.1
Pediatrics
11
2.7
10
2.4
Obstetrics and Gyaen
7
1.7
5
1.5
Total
409
100
229
56.3

Table 8: Causes of death in 134 patients with medical critical illness
Disease
No. of patients
%
Cerebrovascular diseases
67
58
Respiratory diseases
12
9
Undiagnosed
12
9
Diabetes
11
8
Renal diseases
10
7.5
Ancers
8
6
CNS diseases
6
4.5
GIT diseases
3
2.2
Autoimmune diseases
2
1.5
Scorpion sting
2
1.5
Organophosphrous poisoning
1
0.75





Table 9: Neoplastic diseases among ICU deaths 1998-1999

No. of patients

No. of patients
Cancer lung
2
Cancer uterus
1
Brain tumour
1
Cancer head of pancreas
1
Lymphoma
1
Hepatoma
1
Cancer prostate
1
Cancer breast
1
Cancer cervix
1





Table 10: Distribution of surgical cases admitted in ICU 1998-1999

No. of patients
%
No. of Deaths
%
Assault
16
10.1
4
5.1
Fall
18
11.3
9
11.5
RTA
86
54
45
57.7
Burns
3
2
2
2.6
Non- traumatic surgical conditions
36
22.6
18
23
Total
159
100
78
100




Table 11: Distribution of 409 ICU admission according to the month of admission
Ward
No. of patients

No. of Deaths
August
38
June
38
December
64
Mars
17
February
7
November
38
January
30
October
42
July
41
September
43
April
26
May
25



Table 12: Distribution of admission according to the day of the week
Day of the week
No. of patients
%
Friday
52
12.7
Monday
72
17.6
Saturday
50
12.2
Sunday
66
16.1
Thursday
62
15.2
Tuesday
54
13.2
Wednesday
53
13




Table 13: ICU stay in 409 admission 1998-1999

No. of patients
%
Died, or discharged on the same day of admission
83
20.3
One day
81
19.8
Two day
52
12.7
Three day
30
7.3
Four day
32
7.8
Five day
21
5.1
Six day
21
5.1
Seven day
15
3.7
More
74
18.1

Discussion:
            During the period of the study, more than 25% of patients admitted to 2nd March University Hospital were discharged. For many critically ill patients, intensive care is undoubtedly life-saving and resumption of a normal lifestyle is expected. The high rate of ICU mortality rate may indicate the tendency to admit only the more serious patients. Most of the Undiagnosed patients (13 patients, 5.7%) in our series were patients either already dead and transferred to the ICU in the hope that they may be resuscitated or patients of head injury which dead on arrival to the emergency department and transferred directly to the ICU.
            However, in the more seriously ill patients, immediate mortality rates are high. In our series 20% died in the same day admission. Could be start the morality predication model can be used to estimate probability of hospital mortality for variables, followed by identification of a smaller subset of the strongest outcome prediction derived from statistical reduction techniques.
            In a recent evaluation of outcome in a heterogeneous group of critically ill patients admitted to a typical general intensive care unit in the United Kingdom, 24% died in the unit8. Similar results have been reported from a European intensive care unit9, where the in-unit mortality was 18%. In our serious the in-unit mortality was 56%, more than twice the British figure and more than three times the European figures. This high mortality rate forces the demand for reform of this expensive technology-driven specially. Serious attempts should be directed to reform planning, design, organization and management of critical care. In our serious the moralities affect a younger age groups. This is may be due to the higher mortality caused by RTA, that is consistent with the funding of (El-Salem and Qaisaruldin 1996). Quarrels were responsible for only 1.7% in contrast to Saudi Arabian10.
            The recent trend to stratify the intensive care unit that has the advantage of avoiding duplication of expensive intensive care facilities needs to be implemented. Other hospitals such as Brak, Morzok and Gat should not waste mony in having their own ICUs. Instead they have to improve the means of patient triage. This will prevent the unnecessary duplication of efforts.
            Most of the moralities due to non-surgical causes come from Pediatric and Medical wards. The most common cause of death in our series were cerebro-vascular diseases. This mandates a specialized ICU care of cardiac and pediatric patients (1.5%).
           





       The six ICU admissions of scorpion stings (1.5%) resulted in two moralities (1%). This may be explained by backed during the summer season in Fazan Region. Moralities due to hepatitis and gastro-enteritis had been reported during the summer. This can be explained by the season of the school activities. Moralities from diabetes (8%) alone or its complications such as diabetic septic foot (3 patients, 1.3%), may reflect to lack of education programs.
            International standards and guidelines recommend that intensive care beds account for about 6-11 of all hospital beds11. The 2nd March has 480 beds and its ICU is only 8 beds. Therefore, a unit of 29 to 52 beds would be appropriate for this hospital. The unit must be spacious to allow easy access to patients; 20 M2 per bed is recommended. Each bed space must be equipped with monitors, suction apparatus, piped oxygen and air, and a vacuum supply. There should also be low-pressure suction, a bedside light, and plentiful supply of mains sockets, 20-24 per bed.
            Monitoring equipment should preferably have the capacity for data storage and retrieval. The equipment for the following therapeutic interventions should be immediately available: tracheal incubation; direct current cardioversion; bronchoscopy; insertion of chest drains; cardiac pacing; intra-aortic balloon pumping; invasive haemodynamic monitoring; extra-corporeal renal support and ventilation12.
            It is essential that a suitably trained resident doctor is immediately available throughout the day and night to deal with emergencies on the unit. Often this doctor is an anesthetist, but if not available, they must be capable of emergency intubation and have a through knowledge of the techniques of ventilatory support and their complications.

            Resident Medical Staff must be closely supervised at all times by a consultant intensive care specialist available for advice and be ready to attend the unit at short notice. An adequate complement of suitably trained nurses is crucial to the success of an intensive care unit. Ideally there should be one nurse for each patient, a runner and a senior nurse in charge on any one shift. Allowing for holidays, off-duty and sickness, this requires a total of at least 5-6 nurses per bed as well as several senior nurses and a nurse manager who assumes overall administrative responsibility. A clinical teacher who can develop the skills of the less experienced staff is an invaluable addition to the team13.
            The intensive care and high-dependency units must have agreed, written policies for the admission and discharge of patients and for dealing with patients referrals. Management responsibilities and the clinical chains of command must also be clearly defined. Written protocols for all the common intensive care activities and procedures must be produced and adhered to and should be regularly reviewed11,12,13.

Acknowledgment:
1) Lamb, J.I., (1995)
Patient Care Organization and Ethics. In: Textbook of critical care, eds. A. Grenvike, S. Ayres, P. Holbrook and W. Shoemaker. W. B. Saunder, Philadelphia.
2) Hinds, C. J. and Watson D. (1996)
Planning, organization and management. Intensive Care, Saunders, Philadelphia.
3) O. N. Tubbs
Accident services reviewed: A comment on the report of working party of the Royal College of Surgeons of England on “The Management of Patients with Major Injuries”.
4) Bellamy P. and Oye R. (1984)
Adult respiratory distress syndrome: hospital charges and outcome according to underlying disease. Critical care Medicine, 12:622.
5) Spivack D. (1987)
The high cost of acute health of acute health care. American Review of Respiratory Diseases. 136:1007.
6) Ridley S., Biggam M., and Stone P. (1994)
A cost-validity analysis of intensive therapy.
Anaesthesia, 49:192.
7) Jennett B. (1984)
Inappropriate use of intensive care
B.M.J., 289:1709.
8) Ridley S., Jackson R., Findlay J. et al (1990)
Long term survival after intensive care.
B.M.J., 301: 1127.
9) Dragsted I. and Quvist J. (1989)
Outcome from intensive care III. A 5-years study of 1308 patients activity levels.
European Journal of Anaesthsiology, 6:385.
10) Ahmed H. Al-Salem and Sayed Qaisaruddin (1996)
Trauma in a district general hospital
Saudi Medical Journal, 18 (1): 49-53.
11) Osborne M. and Evan T.W. (1994)
Allocation of resources in intensive care: a transatlantic perspective. Lancet, 343:778.




12) Aitkenhead A.R.
, Booij, L.H. Dhainaut, J.F., et al (1993)
International standards for safety in intensive care unit
Intensive Care Medicine, 19:178.
13) Intensive Care Society (1990)
The Intensive Care Service in the UK, London. HMSO. Available from the Intensive Care Society.

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