Variables | Crude HR | 95% CI | P value | Adjusted HR | 95% CI | P value |
Groups | ||||||
Non-veterans | Reference | Reference | ||||
Veterans | 1.369 | 1.351 to 1.388 | <0.001 | 1.252 | 1.234 to 1.270 | <0.000 |
Gender | ||||||
Female | Reference | Reference | ||||
Male | 0.599 | 0.590 to 0.608 | <0.001 | 0.577 | 0.568 to 0.586 | <0.001 |
Age group (years) | ||||||
65–74 | Reference | Reference | ||||
75–84 | 1.366 | 1.344 to 1.388 | <0.001 | 1.081 | 1.064 to 1.099 | <0.001 |
≥85 | 1.520 | 1.491 to 1.549 | <0.001 | 1.057 | 1.036 to 1.078 | <0.001 |
Season | ||||||
Spring | Reference | Reference | ||||
Summer | 1.064 | 1.046 to 1.083 | <0.001 | 1.075 | 1.056 to 1.093 | <0.001 |
Autumn | 1.052 | 1.032 to 1.073 | <0.001 | 1.046 | 1.026 to 1.066 | <0.001 |
Winter | 1.082 | 1.064 to 1.101 | <0.001 | 1.079 | 1.061 to 1.098 | <0.001 |
Urbanisation | ||||||
High | Reference | Reference | ||||
Medium | 1.250 | 1.231 to 1.273 | <0.001 | 1.170 | 1.149 to 1.190 | <0.001 |
Low | 1.439 | 1.418 to 1.472 | <0.001 | 1.136 | 1.113 to 1.160 | <0.001 |
Level of care | ||||||
Non-medical centre | Reference | Reference | ||||
Medical centre | 0.608 | 0.598 to 0.617 | <0.001 | 0.706 | 0.694 to 0.718 | <0.001 |
Hospital type vrsus without (ref) | ||||||
Veterans hospital | 0.917 | 0.899 to 0.934 | <0.001 | 0.870 | 0.851 to 0.890 | <0.001 |
ISS ≥16 versus without (ref) | 2.988 | 2.826 to 3.158 | <0.001 | 3.076 | 2.884 to 3.225 | <0.001 |
Comorbidities versus ithout (ref) | ||||||
Mental disorder | 2.305 | 2.271 to 2.340 | <0.001 | 1.730 | 1.703 to 1.757 | <0.001 |
Eye disease | 1.404 | 1.379 to 1.429 | <0.001 | 1.225 | 1.203 to 1.247 | <0.001 |
HTN | 2.073 | 2.043 to 2.104 | <0.001 | 1.560 | 1.535 to 1.585 | <0.001 |
Hyperlipidaemia | 1.210 | 1.185 to 1.235 | <0.001 | 0.890 | 0.871 to 0.909 | <0.001 |
Atherosclerosis | 1.337 | 1.291 to 1.385 | <0.001 | 1.064 | 1.027 to 1.102 | <0.001 |
COPD | 1.572 | 1.551 to 1.593 | <0.001 | 1.249 | 1.231 to 1.267 | <0.001 |
IHD | 1.550 | 1.529 to 1.571 | <0.001 | 1.120 | 1.117 to 1.101 | <0.001 |
HF | 1.535 | 1.512 to 1.559 | <0.001 | 1.096 | 1.078 to 1.114 | <0.001 |
CD | 1.735 | 1.712 to 1.758 | <0.001 | 1.258 | 1.239 to 1.276 | <0.001 |
RA | 1.770 | 1.728 to 1.813 | <0.001 | 1.371 | 1.338 to 1.405 | <0.001 |
PUD | 1.632 | 1.596 to 1.668 | <0.001 | 1.139 | 1.113 to 1.165 | <0.001 |
Liver disease | 1.305 | 1.280 to 1.331 | <0.001 | 1.164 | 1.142 to 1.188 | <0.001 |
DM | 1.441 | 1.421 to 1.460 | <0.001 | 1.109 | 1.093 to 1.124 | <0.001 |
Haemiplegia | 1.475 | 1.439 to 1.511 | 0.027 | 1.029 | 1.003 to 1.055 | <0.001 |
CKD | 1.416 | 1.395 to 1.438 | <0.001 | 1.140 | 1.122 to 1.158 | <0.001 |
Cancer | 0.900 | 0.886 to 0.914 | 0.061 | 1.015 | 0.999 to 1.030 | <0.001 |
Adjusted HR: adjusted for the variables listed in table 2. The comorbidities are listed in the online supplementary table s1.
AHR, adjusted HR; CD, cerebrovascular disease; CKD, chronic kidney disease; COPD, chronic obstructive pulmonary disease; DM, diabetes mellitus; HF, heart failure; HTN, hypertension; IHD, ischemic heart disease; ISS, injury severity score; PUD, peptic ulcer disease; RA, rheumatism.