Table 5.
Predictors of mortality according to univariate analysis and multivariate logistic regression analysis
| Independent variables |
Alive |
Dead |
Univariate analysis |
|
Multivariate analysis |
|
|---|---|---|---|---|---|---|
| N = 131 | N = 19 | OR (95% CI | P -value | OR (95% CI) | P- Value | |
|
Age group |
|
|
|
|
|
|
| ≤5 |
63(90) |
7(10) |
1 |
|
|
|
| 5- 10 |
68(85) |
12(15) |
1.6[0.6-4.3] |
0.361 |
|
|
|
Sex |
|
|
|
|
|
|
| M |
93(89.4) |
11(10.6) |
1 |
|
|
|
| F |
38(82.6) |
8(17.4) |
1.8[0.7-4.8] |
0.252 |
|
|
|
Arriving time |
|
|
|
|
|
|
| ≤24 hrs |
112(88.9) |
14(11.1) |
1 |
|
|
|
| >24 hrs |
19(79.2) |
5 (20.8) |
2.1[0.7-6.5] |
0.197 |
|
|
|
Prehospital care |
|
|
|
|
|
|
| Not done |
124(89.2) |
15(10.8) |
1 |
|
|
|
| Done |
7(63.6) |
4(36.4) |
4.7[1.2-18.0] |
0.023 |
|
|
|
Mechanism of injury |
|
|
|
|
|
|
| Blunt |
108(91.5) |
10(8.5) |
1 |
|
|
|
| Burn |
23(71.9) |
9(28.1) |
4.2[1.5-11.6] |
0.005 |
38.8[2–750.9] |
0.016 |
|
Waiting time |
|
|
|
|
|
|
| ≤6 hrs |
107(85.6) |
18(14.4) |
1 |
|
|
|
| >6 hrs |
24(96) |
1 (4.0) |
0.25[0.3-1.9] |
0.185 |
|
|
|
Affected part |
|
|
|
|
|
|
| Trunk/extremities |
66(98.5) |
1 (1.5) |
1 |
|
|
|
| Head |
40(81.6) |
9(18.4) |
14.6[1.8-121.6] |
0.012 |
284[12.3-6592.6] |
0.000 |
| Multiple |
25(73.5) |
9 (26.50 |
23.8[2.7-197.3] |
0.003 |
27[2.6-285.1] |
0.006 |
|
PTS |
|
|
|
|
|
|
| Mild |
83(97.6) |
2(2.4) |
1 |
|
|
|
| Moderate/severe |
48(73.8) |
17(26.2) |
7.2 [3.6- 11.8] |
0.012 |
3.9 [3.1-5.9] |
0.000 |
|
GCS |
|
|
|
|
|
|
| Mild |
117(96.7) |
4(3.3) |
1 |
|
|
|
| Moderate/severe | 14(48.3) | 15(51.7) | 2.6 [1.4 – 9.9] | 0.022 | 3.8 [2.5-34.4] | 0.003 |