Table 1. Selected characteristics for hip fracture patients grouped by sex.
| Characteristic | Subgroup | Total | Male | Female | Sex comparison statistics |
|---|---|---|---|---|---|
| Number | 190,560 | 68,509 | 121,933 | ||
| Age, years, mean (SD) | 77.05 (8.94) | 76.12 (9.08) | 77.57 (8.82) | 32.855a | |
| Age group, n (%) | 55–64 | 31,600 (16.58) | 13,222 (19.30) | 18,346 (15.05) | 912.884b |
| 65–74 | 54,560 (28.63) | 20,397 (29.77) | 34,127 (27.99) | ||
| 75–84 | 81,706 (42.88) | 27,923 (40.76) | 53,749 (44.08) | ||
| ≥85 | 22,681 (11.90) | 6,963 (10.16) | 15,708 (12.88) | ||
| Year, n (%) | 2012 | 16,587 (8.70) | 6,147 (8.97) | 10,419 (8.54) | 138.404b |
| 2013 | 27,727 (14.55) | 9,970 (14.55) | 17,742 (14.55) | ||
| 2014 | 35,968 (18.87) | 13,760 (20.08) | 22,204 (18.21) | ||
| 2015 | 43,703 (22.93) | 15,526 (22.66) | 28,164 (23.10) | ||
| 2016 | 66,575 (34.94) | 23,106 (33.73) | 43,404 (35.60) | ||
| Ethnicity, n (%) | Han | 169,315(88.85) | 61,317 (89.50) | 107,898 (88.49) | 81.683b |
| Other | 17,827 (9.36) | 5,882 (8.59) | 11,935 (9.79) | ||
| Unknown | 3,418 (1.80) | 1,310 (1.91) | 2,100 (1.72) | ||
| Areac, n (%) | East | 76,485 (40.14) | 27,022 (39.44) | 49,426 (40.54) | 223.175b |
| North | 4,381 (2.30) | 1,875 (2.74) | 2,500 (2.05) | ||
| North-East | 29,575 (15.52) | 10,321(15.07) | 19,253(15.79) | ||
| North-West | 4,284 (2.25) | 1,789 (2.61) | 2,492 (2.04) | ||
| South-Central | 51,392 (26.97) | 18,263 (26.66) | 33,110 (27.15) | ||
| South-West | 24,443 (12.83) | 9,239 (13.49) | 15,152 (12.43) |
Thirteen patients (0.01%) had missing data for age; 118 patients (0.06%) had missing data for sex; 3,418 patients (1.79%) had missing data for ethnicity.
aStudent’s t test.
bChi-squared test.
cEast area included Jiangsu, Zhejiang, Anhui, Jiangxi, and Shandong provinces; North area included Shanxi and Inner Mongolia provinces; North-East area included Liaoning, Jilin, and Heilongjiang provinces; North-West area included Shaanxi, Gansu, Qinghai, and Xinjiang provinces; South-Central area included Henan, Hubei, Hunan, Guangdong, Guangxi, and Hainan provinces; South-West area included Chongqing, Guizhou, and Yunnan provinces.
SD, standard deviation.