Table 1 Characteristic of participants and case control status
Variable | Overall sample | Control (n = 70) | Observation (n = 70) |
|---|---|---|---|
Gender, n (%) | |||
Male | 64 | 33 (47.14) | 31 (44.29) |
Female | 76 | 37 (52.86) | 39 (55.71) |
χ² | 0.015 | ||
P | 0.734 | ||
Age(years), mean ± sd | 74.17 ± 10.266 | 73.11 ± 10.306 | |
t | 0.608 | ||
P | 0.688 | ||
Operation, n (%) | |||
Closed internal fixation | 90 | 43 (61.43) | 47 (67.14) |
Hip replacement | 50 | 27 (38.57) | 23 (32.86) |
χ² | 0.498 | ||
P | 0.480 | ||
Educational level, n (%) | |||
Junior high school and above | 69 | 36 (51.43) | 33 (47.14) |
Below junior high school | 71 | 34 (48.57) | 37 (52.86) |
χ² | 0.257 | ||
P | 0.612 | ||