Table 2.
Univariate associations of demographic and clinical variables with surgical treatment (measured by Pearson's χ2-test or Fisher's exact test)
| Variable | Observation or biopsy (n = 176) | Subtotal resection (n = 246) | Gross total resection (n = 216) | P |
|---|---|---|---|---|
| Age | 0.007 | |||
| 0–19 years | 56 (31.8) | 78 (31.7) | 64 (29.6) | |
| 20–39 years | 17 (9.7) | 44 (17.9) | 45 (20.8) | |
| 40–59 years | 55 (31.2) | 76 (30.9) | 74 (34.3) | |
| 60–79 years | 39 (22.2) | 45 (18.3) | 31 (14.4) | |
| 80+ years | 9 (5.1) | 3 (1.2) | 2 (0.9) | |
| Sex | 0.651 | |||
| Male | 85 (48.3) | 129 (52.4) | 106 (49.1) | |
| Female | 91 (51.7) | 117 (47.6) | 110 (50.9) | |
| Race | 0.772 | |||
| White | 131 (74.4) | 188 (76.4) | 172 (79.6) | |
| Black | 27 (15.3) | 32 (13.0) | 25 (11.6) | |
| Other | 18 (10.2) | 26 (10.6) | 19 (8.8) | |
| Tumor Size | 0.019 | |||
| <28 mm | 65 (36.9) | 63 (25.6) | 69 (31.9) | |
| ≥28 mm | 62 (35.2) | 86 (35.0) | 87 (40.3) | |
| Unknown | 49 (27.8) | 97 (39.4) | 60 (27.8) | |
| Histology | 0.004 | |||
| Papillary | 11 (6.2) | 19 (7.7) | 23 (10.6) | |
| Adamantinomitous | 37 (21.0) | 76 (30.9) | 77 (35.6) | |
| Craniopharyngioma NOS | 128 (72.7) | 151 (61.4) | 116 (53.7) | |
| Radiation treatment | 0.620 | |||
| No radiation | 134 (76.1) | 194 (78.9) | 160 (74.1) | |
| Radiation | 41 (23.3) | 49 (19.9) | 52 (24.1) | |
| Unknown | 1 (0.6) | 3 (1.2) | 4 (1.9) |
Abbreviations: NOS, not otherwise specified.