Age at menarche (years) | Pearson correlation | Spearman correlation | Partial correlation | ||||||||||||
FFI | CASI | ||||||||||||||
M (SD) | P5 | P25 | P50 | P75 | P95 | M (SD) | P5 | P25 | P50 | P75 | P95 | ||||
Total (n=2458) | 12.5 (1.18) | 11 | 12 | 12 | 13 | 15 | 12.5 (1.44) | 11 | 12 | 12 | 13 | 15 | 0.802 | 0.869 | 0.728 |
Location | |||||||||||||||
Urban (n=1343) | 12.3 (1.12) | 11 | 12 | 12 | 13 | 14 | 12.3 (1.37) | 11 | 12 | 12 | 13 | 14 | 0.782 | 0.856 | 0.711* |
Rural (n=1115) | 12.7 (1.22) | 11 | 12 | 13 | 13 | 15 | 12.8 (1.48) | 11 | 12 | 13 | 14 | 15 | 0.810 | 0.874 | 0.748* |
Grades | |||||||||||||||
G5 (n=40) | 10.6 (0.82) | 9.5 | 10 | 10 | 11 | 12 | 9.79 (2.40) | 9 | 10 | 10 | 11 | 11.5 | 0.369 | 0.678 | 0.335† |
G6 (n=165) | 11.4 (0.69) | 10 | 11 | 11 | 12 | 12 | 11.2 (1.23) | 10 | 11 | 11 | 12 | 12 | 0.488 | 0.674 | 0.475† |
G7 (n=346) | 11.9 (0.87) | 11 | 11 | 12 | 12 | 13 | 11.8 (1.16) | 10 | 11 | 12 | 12 | 13 | 0.601 | 0.773 | 0.596† |
G8 (n=392) | 12.3 (0.99) | 11 | 12 | 12 | 13 | 14 | 12.4 (0.99) | 11 | 12 | 12 | 13 | 14 | 0.816 | 0.817 | 0.806† |
G9 (n=410) | 12.5 (1.06) | 11 | 12 | 12 | 13 | 14 | 12.6 (1.21) | 11 | 12 | 13 | 13 | 14 | 0.741 | 0.871 | 0.731† |
G10 (n=380) | 12.8 (1.06) | 11 | 12 | 13 | 13 | 15 | 13.0 (1.22) | 11 | 12 | 13 | 14 | 15 | 0.769 | 0.811 | 0.754† |
G11 (n=342) | 13.1 (1.10) | 12 | 12 | 13 | 14 | 15 | 13.2 (1.35) | 12 | 12 | 13 | 14 | 15 | 0.730 | 0.779 | 0.710† |
G12 (n=383) | 13.1 (1.22) | 11 | 12 | 13 | 14 | 15 | 13.2 (1.26) | 11 | 12 | 13 | 14 | 15 | 0.870 | 0.872 | 0.867† |
Awareness in reproductive health | |||||||||||||||
<25% (n=436) | 12.1 (1.13) | 10 | 11 | 12 | 13 | 14 | 12.1 (1.58) | 10 | 11 | 12 | 13 | 14 | 0.710 | 0.866 | 0.585‡ |
25%–50% (n=1102) | 12.6 (1.19) | 11 | 12 | 12.5 | 13 | 15 | 12.6 (1.34) | 11 | 12 | 13 | 13 | 15 | 0.808 | 0.868 | 0.731‡ |
>50% (n=920) | 12.6 (1.16) | 11 | 12 | 12 | 13 | 15 | 12.7 (1.26) | 11 | 12 | 13 | 13 | 15 | 0.845 | 0.867 | 0.804‡ |
*Partial correlation adjusted by grades and awareness in reproductive health.
†Partial correlation adjusted by location and awareness in reproductive health.
‡Partial correlation adjusted by grades and location.
M, mean.