Table 6.
Gender distribution of sacral benign tumors and tumor-like lesions
| Histology | No. | Male | Female | M:F | Age range (years) | Mean ± SD (age) | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| No. | No. | % | No. | % | Male | Female | Total P value | |||
| Giant cell tumor | 205 | 95 | 46.3% | 110 | 53.7% | 0.86:1 | 11–67 | 32.7 ± 10.3 | 35.8 ± 12.5 |
34.4 ± 11.6 P = 0.057 |
| Neurofibroma | 155 | 69 | 44.5% | 86 | 55.5% | 0.80:1 | 9–83 | 44.6 ± 13.8 | 48.4 ± 14.9 |
46.7 ± 14.5 P = 0.108 |
| Schwannoma | 119 | 60 | 50.4% | 59 | 49.6% | 1.02:1 | 13–79 | 44.6 ± 13.1 | 47.7 ± 13.9 |
46.1 ± 13.5 P = 0.212 |
| Tuberculosis | 24 | 8 | 33.3% | 16 | 66.7% | 0.50:1 | 8–76 | 46.9 ± 21.6 | 39.5 ± 17.7 |
42.0 ± 18.9 P = 0.380 |
| Teratoma | 23 | 4 | 17.4% | 19 | 82.6% | 0.21:1 | 5–62 | 33.8 ± 17.3 | 31.3 ± 12.4 |
31.7 ± 12.9 P = 0.741 |
| Sacral canal cysts | 22 | 11 | 50.0% | 11 | 50.0% | 1.00:1 | 19–81 | 46.0 ± 21.2 | 51.5 ± 12.3 |
48.8 ± 17.1 P = 0.461 |
| Epidermoid cyst | 21 | 4 | 19.0% | 17 | 81.0% | 0.24:1 | 19–78 | 32.8 ± 23.0 | 50.3 ± 16.4 |
47.0 ± 18.6 P = 0.089 |