Table 2.

Caregiver-youth agreement for Pubertal Development Scale items and summary scores by sex.

PDS Items	Males			Females
	N	Kappa (95% CI)	Rho (SE)	N	Kappa (95% CI)	Rho (SE)
Height	3,893	0.155 (0.12, 0.18)	0.18 (0.02)	3,122	0.22 (0.19, 0.25)	0.28 (0.02)
Body Hair	5,683	0.13 (0.10, 0.15)	0.21 (0.02)	5,120	0.37 (0.35, 0.40)	0.47 (0.01)
Skin Changes	5,125	0.195 (0.17, 0.22)	0.32 (0.02)	4,807	0.37 (0.34, 0.40)	0.46 (0.02)
Voice Change	5,770	0.143 (0.08, 0.12)	0.29 (0.02)	4,541	0.52 (0.49, 0.54)	0.62 (0.01)
Facial Hair	5,743	0.143 (0.11, 0.17)	0.38 (0.03)	4,980	0.81 (0.76, 0.86)	0.98 (0.01)
PDS Summary Scores	N	Kappa (95% CI)	Rho (SE)	N	Kappa (95% CI)	Rho (SE)
Average PDS	5,176	0.20 (0.17, 0.22)	0.23 (0.01)	4,229	0.53 (0.51, 0.56)	0.53 (0.01)
Gonadal Score	3,643	0.18 (0.15, 0.21)	0.22 (0.02)	2,501	0.55 (0.52, 0.59)	0.55 (0.01)
Adrenal Score	4,844	0.18 (0.15, 0.21)	0.26 (0.02)	4,491	0.44 (0.41, 0.47)	0.50 (0.01)
PDS Category	5,261	0.05 (0.03, 0.07)	0.25 (0.02)	3,936	0.22 (0.18, 0.26)	0.67 (0.01)

Kappa coefficient means (95% confidence intervals, CI) as well as polychoric coefficients rho (standard error, SE).