Table 2 Comparison of sex-related knowledge and attitudes towards premarital sex and pregnancy among unmarried female workers from the Eastern/Central and the Western of China
|  | Eastern/central (N = 4379) | Western (N = 777) | t/χ2 | p |
|---|---|---|---|---|
Sex-related knowledge (Mean, SD) | ||||
   Sexual physiology | 7.34 ± 1.78 | 6.45 ± 1.68 | 13.33 | 0.000 |
   Contraception methods | 3.65 ± 1.80 | 2.79 ± 1.83 | 12.14 | 0.000 |
   HIV/STI transmission | 6.08 ± 2.22 | 5.01 ± 2.66 | 10.69 | 0.000 |
   Total scores | 17.07 ± 4.28 | 14.25 ± 4.55 | 16.09 | 0.000 |
Attitudes towards premarital sex (N, %) | ||||
   Favorable | 606 (13.9) | 72 (9.3) |  |  |
   Neutral | 634 (14.5) | 105 (13.5) | 13.81 | 0.001 |
   Unfavorable | 3129 (71.6) | 599 (77.2) |  |  |
Attitudes towards pregnancy (N, %) | ||||
   Favorable | 359 (8.2) | 43 (5.5) |  |  |
   Neutral | 715 (16.3) | 73 (9.4) | 34.66 | 0.000 |
   Unfavorable | 3305 (75.5) | 661 (85.1) |  |  |