Research Article
Bone Fracture Patterns and Distributions according to Trauma Energy
Table 4
Bivariate association between patients’ age and associated injuries with injury mechanism.
| | | Falls from height | Gunshot | Industrial | RTA | Simple falls | Test statistic | -value |
| | Age (years), mean (SD) | 32.24 (17.99) | 30.1 (10.75) | 40.5 (13.63) | 32.25 (14.82) | 46.62 (29.36) | f (4, 134.31) = 76.2 | <0.001 |
| | Age groups (years) | | Children (≤9) | 55 (10.8) | 2 (6.7) | 0 | 22 (5.7) | 399 (19) | χ2(28) = 983.9 | <0.001 | | Adolescent (10–18) | 88 (17.4) | 0 | 3 (7.9) | 33 (8.5) | 197 (9.4) | | Adults | 358 (70.6) | 28 (93.3) | 35 (92.1) | 323 (83) | 867 (41.2) | | 19–30 | 102 (20.1) | 16 (53.3) | 6 (15.8) | 145 (37.3) | 130 (6.2) | | 31–40 | 95 (18.7) | 9 (30) | 8 (21.1) | 100 (25.7) | 143 (6.8) | | 41–50 | 73 (14.4) | 2 (6.7) | 13 (34.2) | 53 (13.6) | 135 (6.4) | | 51–60 | 58 (11.4) | 1 (3.3) | 5 (13.2) | 21 (5.4) | 207 (9.8) | | 61–70 | 30 (5.9) | 0 | 3 (7.9) | 4 (1) | 252 (12) | | Elderly (≥71) | 6 (1.2) | 0 | 0 | 11 (2.8) | 639 (30.4) |
| | Associated injuries | | | | | | χ2(2) = 5.62 | <0.001 | | Open fracture | 25 (4.9) | 27 (90) | 37 (97.4) | 56 (14.4) | 38 (1.8) | χ2(4) = 457.6 | <0.001 | | Pathological fracture | 0 | 0 | 0 | 0 | 94 (4.5) | χ2(4) = 457.6 | <0.001 | | Vascular injury | 4 (0.8) | 2 (6.7) | 7 (18.4) | 5 (1.3) | 30 (1.4) | χ2(4) = 28.60 | <0.001 | | Neurological injury | 13 (2.6) | 3 (10) | 7 (18.4) | 22 (5.7) | 15 (0.7) | χ2(4) = 66.85 | <0.001 |
| | Dexterity | | | | | | χ2(1) = 0.112 | <0.001 | | Left | 172 (33.9) | 19 (63.3) | 21 (55.3) | 101 (26) | 993 (47.2) | χ2(8) = 281.9 | <0.001 | | Right | 148 (29.2) | 11 (36.7) | 17 (44.7) | 123 (31.6) | 824 (39.2) | | Axial | 187 (36.9) | 0 | 0 | 165 (42.4) | 285 (13.6) |
| | Numbers within brackets in age group and dexterity categories represent the percentages within the same category. | | Numbers within brackets in the associated injury category represent the overall percentage within the injury mechanism. |
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