Table 1.
Intercorrelations of the Physical Exam, Picture-Based Interview about Puberty (PBIP), and Pubertal Development Scale (PDS) with girls above (in italics) and boys below (in bold).
| Physical Exam | PBIP | PDS | ||||
|---|---|---|---|---|---|---|
| Breast/Genital | Pubic Hair | Breast/Genital | Pubic Hair | Gonadal | Adrenal | |
| Physical Exam | ||||||
| Breast/Genital | .85 | .83 | .76 | .65 | .65 | |
| Pubic Hair | .93 | .75 | .88 | .69 | .71 | |
| PBIP | ||||||
| Breast/Genital | .60 | .60 | .79 | .77 | .72 | |
| Pubic Hair | .69 | .71 | .71 | .73 | .81 | |
| PDS | ||||||
| Gonadal | .65 | .63 | .59 | .68 | .72 | |
| Adrenal | .63 | .68 | .70 | .70 | .65 | |
| Mean (SD) Stage | ||||||
| Boys |
2.4 (1.3) |
2.3 (1.3) |
2.7 (1.2) |
2.3 (1.2) |
2.0 (1.1) |
2.3 (1.2) |
| Girls |
2.9 (1.5) |
2.8 (1.5) |
2.9 (1.2) |
2.7 (1.4) |
2.5 (1.3) |
2.9 (1.3) |
All intercorrelations have ps<.001. There are no mean differences in staging between the physical exam and PBIP, ps>.2, or PDS, ps>.06.