Table 4.
Length of stay (LOS) of injured patients
| Variables | Hospital length of stay (d) | OR (95% CI) | p value | |
|---|---|---|---|---|
| <3 (n=14932) | ≥3 (n=11404) | |||
| N (%) | N (%) | |||
| Age | ||||
| 18–24 | 2303(74) | 817(26) | 0.43(0.39 – 0.46) | <0.001 |
| 25–44 | 5887(68) | 2765(32) | 0.49(0.47 – 0.52) | |
| 45–64 | 3773(55) | 3079(45) | 1.11(1.05 – 1.18) | |
| 65+ | 2339(36) | 4140(64) | 3.18(3.0 – 3.37) | |
| Sex | ||||
| Male | 8722(59) | 6076(41) | 0.82(0.78 – 0.87) | <0.001 |
| Female | 5579(54) | 4725(46) | 1.22(1.16 – 1.28) | |
| Mechanism of injury | ||||
| Fall | 6883(49) | 7047(51) | 2.02 (1.92 −2.13) | <0.001 |
| Exposure to mechanical forces | 1774(66) | 928(34) | 0.66(0.61 – 0.72) | |
| Gunshot | 0 (0) | 57 (100) | - | |
| RTI* | 1331(52) | 1225(48) | 1.25(1.15 – 1.35) | |
| Poisoning | 2135(78) | 598(22) | 0.33(0.3 – 0.37) | |
| Fire/burn/radiation /air temperature and pressure | 731(69) | 330(31) | 0.58(0.51 – 0.67) | |
| Other specified | 998(69) | 439(31) | 0.61(0.55 – 0.68) | |
| Unspecified | 447(66) | 235(34) | 2.1(1.87 – 2.35) | |
| RTI | ||||
| Pedestrian | 127(42) | 178(58) | 1.61(1.26 – 2.05) | <0.001 |
| Car occupant | 594(57) | 456(43) | 0.74(0.63 – 0.86) | |
| Pedal cyclist | 26(59) | 18(41) | 0.75(0.41 – 1.37) | |
| Motorcycle rider/occupant of three-wheeled motor vehicle | 23(41) | 33(59) | 1.57(0.92 – 2.7) | |
| Occupant of bus, heavy transport vehicle, pick-up truck or van | 202(65) | 109(35) | 0.55(0.43 – 0.7) | |
| Other and unspecified transport accidents | 359(45) | 431(55) | 1.47(1.24 – 1.74) | |
| Type of injury | ||||
| Intracranial injury | 5201(74) | 1825(26) | 0.36(0.33 – 0.38) | <0.001 |
| Fracture | 2537(30) | 5896(70) | 5.57(5.26 – 5.9) | |
| Toxic effects | 1944(81) | 448(19) | 0.28(0.25 – 0.31) | |
| Open wound | 804(79) | 209(21) | 0.33(0.28 −0.39) | |
| Injury muscles, tendons, blood vessels, nerves and spinal cord | 852(64) | 481(36) | 0.74(0.66 – 0.83) | |
| Internal organs | 73(12) | 558(88) | 10.62(8.31 – 13.57 | |
| Burns and corrosions | 741(70) | 325(30) | 0.57(0.5 – 0.65) | |
| Poisoning | 451(67) | 222(33) | 0.64(0.55 – 0.76) | |
| Dislocation, sprain and strain of joint and ligaments | 427(81) | 103(19) | 0.31(0.25 – 0.39) | |
| Superficial injury | 340(87) | 53(13) | 0.20(0.15 – 0.27) | |
| Other/unspecified | 931(58) | 682(42) | 0.99(0.9 – 1.1) | |
| Injured body region | ||||
| Head | 5906(73) | 2195(27) | 0.36(0.34 – 0.38) | <0.001 |
| Upper extremities | 2561(64) | 1465(36) | 0.72(0.67 – 0.77) | |
| Toxic effects of substances chiefly nonmedicinal as to source | 1945(81) | 448(19) | 0.27(0.25 – 0.31) | |
| Lower extremities | 1367(24) | 4437(76) | 6.6(6.16 – 7.06) | |
| Multiple | 295(39) | 467(61) | 2.15(1.85 – 2.49) | |
| Abdomen and pelvis including lower back and genitals | 202(28) | 526(72) | 3.57(3.03 – 4.21) | |
| Thorax/neck | 279(34) | 541(66) | 2.7(2.33 – 3.13) | |
| Other/unspecified | 1292(72) | 501(28) | 0.61(0.57 – 0.67) | |
| Surgery | ||||
| Yes | 3412(36) | 6065(64) | 4.13(3.92 – 4.35) | <0.001 |
| No | 10887(70) | 4737(30) | 0.24(0.23 – 0.26) | |
| Outcome | ||||
| Alive | 14182(57) | 10541(43) | 0.34(0.27 – 0.42) | <0.001 |
| Death | 119(31) | 260(69) | 2.94(2.36 – 3.66) | |
*
RTI: Road traffic injury.