项目 | <20岁(n = 125) | 20~25岁(n = 101) | 25~30岁(n = 79) | >30岁(n = 23) | c2值 | P |
遗精及手淫 | 57 (45.6) | 29 (28.7) | 10 (15.2) | 1 (4.3) | 29.915 | 0 |
前列腺炎 | 1 (0.8) | 12 (11.9) | 25 (31.6) | 9 (39.1) | 49.952 | 0 |
精索静脉曲张 | 2 (1.6) | 18 (17.8) | 20 (25.3) | 2 (8.7) | 27.756 | 0 |
男性外生殖器认识 | 20 (16) | 11 (10.9) | 3 (3.8) | 1 (4.3) | 8.61 | 0.035 |
性病 | 15 (12.0) | 11 (10.9) | 5 (6.3) | 1 (4.3) | 2.681 | 0.444 |
性功能异常 | 16 (12.8) | 10 (9.9) | 5 (6.3) | 1 (4.3) | 3.136 | 0.371 |
男性不育及备孕 | 0 (0) | 1 (1) | 3 (3.8) | 4 (17.4) | 26.23 | 0 |
优生优育及先天畸形 | 0 (0) | 0 (0) | 1 (1.3) | 2 (8.7) | 17.559 | 0.001 |
其它 | 14 (11.2) | 9 (8.9) | 7 (8.7) | 2 (8.7) | 0.479 | 0.923 |