Table 1. Comparison of serum tumor biomarker expression between intracranial epidermoid cyst and healthy controls.
| IEC | Healthy controls | Mann-Whitney U | |||
|---|---|---|---|---|---|
| mean ± SD | median(IQR) | mean ± SD | median(IQR) | p | |
| age/year | 41.4 ± 15.1 | 43(21.0) | 40.9 ± 14.6 | 43.0(20.0) | 0.392 |
| gender (male/female) | 17/25 | 17/25 | |||
| Tumor biomarker | |||||
| CA19-9 U/ml | 339.7 ± 2082.3 | 20.3(39.1) | 7.0 ± 4.1 | 6.5(5.0) | < 0.001 |
| CEA ng/ml | 2.2 ± 2.0 | 1.6(1.2) | 1.9 ± 1.0 | 1.7(1.8) | 0.96 |
| CA125 U/ml | 18.0 ± 6.8 | 11.1(6.4) | 11.7 ± 6.0 | 9.6(6.4) | 0.138 |
| SCC ng/ml | 1.0 ± 0.5 | 0.9(0.5) | 0.8 ± 0.3 | 0.8(0.3) | 0.096 |
IEC: intracranial epidermoid cyst; SD: standard deviation; IQR: interquartile range; CA19-9: carbohydrate antigen 19-9; CEA: carcinoembryonic antigen; CA125: carbohydrate antigen125; SCC: squamous cell carcinoma