| n | Mean | S.D. | |
|---|---|---|---|
| (a) Sex | |||
| Male | 27 | 38.4 | 20.0 |
| Female | 9 | 34.7 | 17.3 |
| (b) Free flap | |||
| Free flap (−) | 27 | 41.0 | 18.8 |
| Free flap (+) | 9 | 26.8 | 16.9 |
| (c) Antibiotics within the cement | |||
| Antibiotics (−) | 4 | 41.8 | 21.1 |
| Antibiotics (+) | 32 | 36.9 | 19.2 |
| (d) Osteogenesis inside the membrane | |||
| Osteogenesis (−) | 32 | 34.4 | 16.9 |
| Osteogenesis (+) | 4 | 61.8 | 20.7 |
| (e) Smoking | |||
| Smoking (−) | 12 | 30.6 | 15.8 |
| Smoking (+) | 24 | 40.9 | 20.0 |
| (f) Diabetes mellitus | |||
| DM (−) | 30 | 35.8 | 19.8 |
| DM (+) | 6 | 45.5 | 14.4 |
| (g) Tibia vs. femur | |||
| Tibia | 21 | 35.2 | 21.1 |
| Femur | 8 | 41.8 | 18.5 |
| (h) Patients with cement placement twice | |||
| First | 5 | 31.0 | 19.8 |
| Second | 5 | 24.6 | 7.5 |