异常表现 | 标准 | 例(%) | 汉 | 回 | 藏 | 蒙 | 东乡 | 满 | 维 |
精子活力低 | PR < 32%或 PR + NP < 40% | 933 (45.3) | 547 (26.5) | 274 (13.3) | 32 (1.6) | 30 (1.5) | 36 (1.7) | 10 (0.5) | 4 (0.2) |
精子浓度低 | 精子浓度 < 15 × 106/ml | 360 (17.5) | 200 (9.7) | 112 (5.4) | 8 (0.4) | 16 (0.8) | 20 (1.0) | 4 (0.2) | 0 |
排精量少 | 精液体积 < 1.5 ml | 189 (9.1) | 114 (5.5) | 56 (2.7) | 7 (0.4) | 6 (0.3) | 2 (0.1) | 4 (0.2) | 0 |
无精症 | 精子浓度为0, 离心后仍未见精子 | 184 (8.9) | 101 (4.9) | 72 (3.5) | 5 (0.2) | 2 (0.1) | 0 | 4 (0.2) | 0 |
pH异常 | pH < 7.2或pH > 8.0 | 118 (6.2) | 62 (3.5) | 44 (2.1) | 2 (0.1) | 2 (0.1) | 8 (0.4) | 0 | 0 |
液化异常 | >60 min不液化 | 52 (2.5) | 28 (1.4) | 6 (0.3) | 6 (0.3) | 8 (0.4) | 4 (0.2) | 0 | 0 |