Presence of dysmenorrhea (%) | chi-square | df | p-value | Cramer’s V | ||
yes | no | |||||
Average ≥ 10 (passed) | 456 (75.6) | 197 (81.7) | 2.78 | 1 | 0.096 | 0.076 (small) |
Average < 10 (failed) | 147 (24.6) | 44 (18.3) |