Research Article

Severe Tuberculosis Requiring Intensive Care: A Descriptive Analysis

Table 2

Risk factors for in-hospital mortality using univariate analysis.

Nonsurvivors
(53.8%)
Survivors
(46.2%)
Total
p value

Diagnosis
 Isolated pulmonary TB, (%)18 (64.3)10 (35.7)28 (71.8)0.037
 Pulmonary and extrapulmonary TB, n (%)2 (25.0)6 (75.0)8 (20.5)0.112
 Isolated extrapulmonary TB, n (%)1 (33.3)2 (66.7)3 (7.7)0.586
Pulmonary TB ()
 Microbiological data
  Positive smear for AFB, (%)17 (68.0)8 (32.0)25 (69.4)0.034
  Positive cultural examination, (%)19 (63.3)11 (36.7)30 (83.3)0.069
  Positive PCR (), (%)14 (73.7)5 (26.3)19 (61.3)0.008
 Radiological findings
   Miliary radiological pattern, (%)8 (61.5)5 (38.4)13 (36.1)0.587
  Cavitary disease, (%)4 (6.7)2 (33.3)6 (16.7)0.672
  Multilobar involvement (≥3), (%)16 (57.1)12 (42.9)28 (77.8)1
ICU admission
 Physiological score
  APACHE II, median (IQR)30.0 (12.75)20.5 (17.00)26.0 (15.75)0.030
  SAPS II, medina (IQR)58.0 (23.5)42.5 (38.50)55.0 (27.5)0.014
 Early ICU admission, (%)8 (40.0)12 (60.0)20 (51.3)0.075
 Reasons for ICU admission
  Respiratory failure, (%)10 (50.0)10 (50.0)20 (51.3)0.621
  Severe sepsis/septic shock, (%)7 (87.5)1 (12.5)8 (20.5)0.049
  Decreased consciousness, (%)02 (100)2 (5.1)0.206
  Post-CPR, (%)3 (75.0)1 (25.0)4 (10.3)0.609
  Post-surgical procedure, (%)1 (20.0)4 (80.0)5 (12.8)0.162
 Physiological support
  Mechanical ventilation, (%)17 (65.4)9 (34.6)26 (66.7)0.041
  Vasopressor infusion, (%)11 (78.6)3 (21.4)14 (35.9)0.02
  Acute renal failure, (%)7 (87.5)1 (12.5)8 (20.5)0.049
  MODS, (%)9 (81.8)2 (18.2)11 (28.2)0.028
 Laboratory results
  Hb, median (IQR)10.8 (2.6)11.3 (5.0)10.85 (3.6)0.794
  WBC, median (IQR)10290 (6665)6210 (6758)8290 (7850)0.076
  C-reactive protein, median (IQR)112 (82.85)66.05 (118.97)96.5 (103.4)0.143
  Creatinine, median (IQR)0.66 (0.43)0.7 (0.21)0.675 (0.315)0.663
  Total protein, median (IQR)53.6 (14.2)56.6 (7.38)54.8 (12.5)0.069
  Albumin, median (IQR)20.3 (7.7)23.5 (9.12)20.9 (8.0)0.132
 Presence of other infections/acute diseases at admission, (%)7 (41.2)10 (58.8)17 (43.6)0.163
Management and complications in the ICU  
 Mechanical ventilation, (%)20 (69.0)9 (31.0)29 (74.4)0.002
   Days of mechanical ventilation, median (IQR)24.0 (40.0)7.0 (14.5)17.0 (39.00)0.14
 ARDS, (%)6 (85.7)1 (14.3)7 (17.9)0.098
 ECMO, (%)2 (100)02 (5.1)0.49
 Vasopressor infusion, (%)18 (85.7)3 (14.3)21 (53.8)<0.001
 Renal replacement therapy, (%)3 (100)03 (7.7)0.235
 Hospital acquired infections, (%)9 (81.8)2 (18.2)11 (28.2)0.028
  VAP, (%)6 (75.0)2 (25.0)8 (20.5)0.247
  Catheter related infection, (%)3 (100)03 (7.7)0.235
 Antituberculous therapy initiated in the ICU, (%)20 (60.6)13 (39.4)33 (84.6)0.077
  Within 3 days of ICU admission, (%)13 (54.2)11 (45.8)24 (72.7)0.420
  After the third day of ICU admission, (%)7 (77.8)2 (22.2)9 (27.3)0.420
  Days until therapy initiation, mean (IQR)0 (4)0 (2)0 (4)0.545
  Adjunctive corticotherapy, (%)05 (100)5 (12.8)0.015