Table 2 Admission characteristics of participants on mechanical ventilator in Southern Ethiopia Comprehensive Referral Hospitals (N = 630)
Variables | All patients (N = 630) | Survivors (N = 327) | Non-survivors (N = 303) | P value |
|---|---|---|---|---|
Patterns of admission | ||||
Medical | 354 (56.2) | 161 (49.2) | 193 (63.7) |  < 0.001 |
Surgical | 89 (14.1) | 68 (20.8) | 30 (9.9) | Â |
Trauma | 125 (19.8) | 72 (22) | 53 (17.5) | Â |
Others | 53 (8.4) | 26 (8) | 27 (8.9) | Â |
Time of admission | ||||
Day time | 339 (53.8) | 190 (58.1) | 149 (49.2) | 0.001 |
Night | 190 (30.2) | 101 (30.9) | 89 (29.4) | Â |
Weekend | 101 (16) | 36 (11) | 65 (21.4) | Â |
Comorbidity | ||||
Hypertension | 151 (24) | 57 (17.4) | 94 (31.0) |  < 0.001 |
DM | 72 (11.4) | 42 (12.8) | 30 (9.9) | Â |
CVS | 60 (9.5) | 46 (14.1) | 14 (4.6) | Â |
Asthma/COPD/TB | 122 (19.4) | 64 (19.6) | 58 (19.1) | Â |
More than one | 42 (6.7) | 23 (7.0) | 19 (6.3) | Â |
Others | 49 (7.8) | 16 (4.9) | 33 (10.9) | Â |
Unknown | 134 (21.2) | 79 (24.2) | 55 (18.2) | Â |
Complications | ||||
VAP | 198 (31.4) | 114 (34.9) | 84 (27.7) |  < 0.001 |
Cardiac arrest | 62 (9.8) | 19 (5.8) | 43 (14.2) | Â |
Shock | 54 (8.6) | 22 (6.7) | 32 (10.6) | Â |
AKI | 81 (12.9) | 31 (9.5) | 50 (16.5) | Â |
Others | 61 (9.7) | 28 (8.6) | 33 (10.9) | Â |
None | 174 (27.6) | 113 (34.5) | 61 (20.0) | Â |
Severity score | ||||
APACHE II | 26.5 ± 18.5 | 15.2 ± 3.9 | 38.7 ± 6.2 |  < 0.001 |
MAPACHE II | 24.8 ± 18.9 | 13.1 ± 3.6 | 37.5 ± 6.1 |  |
SOFA | 12.0 ± 5.8 | 8.4 ± 2.9 | 15.9 ± 4.0 |  |
MSOFA | 11.9 ± 5.7 | 8.2 ± 2.9 | 15.9 ± 4.0 |  |
ALBUMIN | 3.8 ± 1.8 | 3.8 ± 1.9 | 3.8 ± 2.0 |  |
Duration of MV | ||||
 < 21 days | 467 (74.1) | 258 (78.9) | 209 (69) | 0.003 |
 > 21 days | 163 (25.9) | 69 (21.1) | 94 (31) |  |
Mode of ventilation | ||||
VAC | 386 (61.3) | 149 (45.6) | 237 (78.2) |  < 0.001 |
PCV | 88 (14) | 66 (20.2) | 22 (7.3) | Â |
SIMV | 116 (18.4) | 83 (25.5) | 33 (10.9) | Â |
CPAP | 40 (6.3) | 29 (8.7) | 11 (3.6) | Â |