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Table 3 Outcome comparisons by sex and age groups

From: Sex-based differences in outcomes after severe injury: an analysis of blunt trauma patients in China

Variables 13 ≤ Age < 45 45 ≤ Age < 50 Age ≥50
Male Female P value Male Female P value Male Female P value
n 796 263 - 82 30 - 489 129 -
Ventilator, % 92 (11.6%) 14 (5.3%) 0.003 10 (12.1%) 2 (6.7%) 0.402 60 (12.7%) 8 (6.2%) 0.039
Duration ventilation, days 10.2 ± 9.8 9.1 ± 7.9 0.099 9.6 ± 10.3 8.7 ± 8.9 0.673 8.3 ± 91 7.2 ± 8.7 0.218
Days at ICU 10.6 ± 4.6 10.2 ± 5.2 0.237 8.1 ± 5.4 12.8 ± 5.1 <0.001 11.5 ± 4.3 14.2 ± 5.9 <0.001
Length of hospital stay, days 21.3 ± 11.3 23.5 ± 10.4 0.128 20.3 ± 10.9 18.9 ± 11.8 0.557 21.1 ± 15.1 23.5 ± 10.9 0.091
Mortality, n (%) 66 (8.3%) 6 (3.7%) 0.001 5 (6.1%) 2 (6.7%) 0.912 54 (11.0%) 8 (6.2%) 0.104
  1. ICU, Intensive Care Unit