Table 4: Rate ratios of cardiovascular diseases associated with hip fracture by age groups.

Hip fractureNon-hip fractureAdjusted rate ratio (95% CI)*P value
No.%No.%

55–64 years59436.8116,40634.91.80 (1.60, 2.04)<0.001
 Hypertensive diseases45628.287,43226.21.61 (1.43, 1.82)<0.001
 Ischemic heart disease905.620,2316.11.43 (1.14, 1.79)0.002
 Other heart diseases503.115,5924.70.98 (0.73, 1.31)0.881
 Cerebrovascular diseases17210.622,7066.82.94 (2.47, 3.52)<0.001
 Other circulatory diseases704.316,7435.01.31 (1.02, 1.68)0.033
65–79 years3,81956.4253,46654.11.83 (1.71, 1.95)<0.001
 Hypertensive diseases2,89742.8186,50739.81.47 (1.39, 1.55)<0.001
 Ischemic heart disease97514.478,11016.71.18 (1.10, 1.27)<0.001
 Other heart diseases5067.556,97112.20.85 (0.77, 0.93)0.001
 Cerebrovascular disease1,26118.665,80914.02.34 (2.18, 2.50)<0.001
 Other circulatory diseases3084.630,4036.50.94 (0.83, 1.05)0.281
≥80 years268857.478,52569.91.16 (1.08, 1.24)<0.001
 Hypertensive diseases1,88040.152,58246.81.12 (1.05, 1.19)0.001
 Ischemic heart disease88318.933,89630.20.93 (0.86, 1.01)0.072
 Other heart diseases51411.027,95224.90.66 (0.60, 0.73)<0.001
 Cerebrovascular disease74215.827,38124.41.09 (1.00, 1.18)0.042
 Other circulatory diseases2725.88,4787.61.20 (1.07, 1.36)0.003

Rate ratios and 95% confidence intervals were adjusted for sex and number of diagnosis.