Table I.
Association between clinicopathological characteristics of glioma patients and expression of the IF1 protein (n=86).
| IF1 protein expression | ||||
|---|---|---|---|---|
| Characteristics | Total, n | Present, n | Absent, n | P-value |
| Age (years) | ||||
| <50 | 40 | 29 | 11 | 0.468 |
| ≥50 | 46 | 30 | 16 | |
| Gender | ||||
| Male | 55 | 38 | 17 | 0.897 |
| Female | 31 | 21 | 10 | |
| Histological type | ||||
| Astrocytic tumors | 62 | 42 | 20 | 0.153 |
| Oligodendrogial tumors | 9 | 7 | 2 | |
| Oligoastrocytic tumors | 15 | 10 | 5 | |
| WHO grade | ||||
| I+II | 26 | 12 | 14 | 0.003 |
| III+IV | 60 | 47 | 13 | |
WHO, World Health Organization; IF1, adenosine triphosphatase inhibitory factor 1.