Table 1.
Patient demographics
| Variable | DA THA group (n = 126) | MP THA group (n = 96) | Total (n = 222) |
|---|---|---|---|
| Number of patients | 126 (56%) | 96 (43%) | 222 (100%) |
| Sex (number of patients) | |||
| Female | 67 (53%) | 44 (45%) | 111 (50%) |
| Male | 59 (46%) | 52 (54%) | 111 (50%) |
| Age at surgery (years) | |||
| Mean (SD) | 64.8 (12.4) | 63.9 (12.5) | 64.4 (12.4) |
| Median | 66.0 | 65.0 | 65.5 |
| Q1, Q3 | 59.0, 75.0 | 56.0, 74.0 | 58.0, 74.0 |
| Range | 29.0–89.0 | 35.0–91.0 | 29.0–91.0 |
| Height (cm) | |||
| Mean (SD) | 170.2 (10.0) | 171.1 (10.8) | 170.6 (10.3) |
| Median | 169.0 | 170.5 | 169.5 |
| Q1, Q3 | 163.0, 178.0 | 163.0, 179.5 | 163.0, 178.0 |
| Range | 151.0–199.0 | 150.0–195.0 | 150.0–199.0 |
| Weight (kg) | |||
| Mean (SD) | 87.4 (19.0) | 89.8 (21.4) | 88.4 (20.1) |
| Median | 85.5 | 89.5 | 87.5 |
| Q1, Q3 | 71.0, 98.0 | 75.0, 100.5 | 74.0, 99.0 |
| Range | 52.0–141.0 | 54.0–155.0 | 52.0–155.0 |
| BMI (kg/m2) | |||
| Mean (SD) | 30.0 (5.5) | 30.5 (6.0) | 30.2 (5.7) |
| Median | 29.0 | 29.9 | 29.3 |
| Q1, Q3 | 25.8, 34.0 | 26.7, 33.6 | 26.0, 33.9 |
| Range | 20.2–48.8 | 19.8–49.4 | 19.8–49.4 |
DA = direct anterior approach; MP = miniposterior approach; Q1, Q3 = first, third quartiles; BMI = body mass index.