Table 5.

Fixed Effects Parameter Estimates for PH Stage Model by Sex

	Parameter	Estimate	SE	DF	t-value	p-value
Males
Tempo
	Intercept	1.786	0.203	157	8.78	<0.0001
	Diagnosis	−0.147	0.200	157	−0.74	0.462
	BMI	0.004	0.003	157	1.58	0.115
Timing
	Intercept	13.566	0.182	157	74.60	<0.0001
	Diagnosis	−0.244	0.166	157	−1.47	0.143
	BMI	−0.008	0.002	157	−3.74	0.0003
Females
Tempo
	Intercept	1.002	0.220	63	4.55	<0.001
	Diagnosis	0.131	0.182	63	0.72	0.473
	BMI	0.0004	0.003	63	0.15	0.880
Timing
	Intercept	13.461	0.325	63	41.39	<0.0001
	Diagnosis	−0.476	0.280	63	−1.70	0.094
	BMI	−0.013	0.004	63	−2.88	0.005

Note: Tempo parameters control the rate of progression through puberty, with positive values being faster. Timing parameters control the shift of the curve along the X-axis in years. SE, standard error; DF, degrees of freedom; BMI, body mass index