| Antibodies | Men n (%) | Women n (%) | Total n (%) |
| Ig A | 1 (4.54) | 1 (4.54) | 2 (9.09) |
| Ig G | 9 (40.91) | 4 (18.18) | 13 (59.09) |
| Ig M | 4 (18.18) | 3 (13.64) | 7 (31.82) |
| Total | 14 (63.64) | 8 (36.36) | 22 (100) |