. Author manuscript; available in PMC: 2013 Nov 4.

Published in final edited form as: Cancer. 2011 Feb 15;117(8):10.1002/cncr.25692. doi: 10.1002/cncr.25692

Table 2.

Distributions of prospectively ascertained risk factors from 6899 females, born 1981 to 1987 and followed from 1996 through 2008 for reported diagnoses of BBD

	Mean (sd)	Categories, and proportion of study population within each group
Age (yrs) at menarche	12.85 (1.2)	<=11	12	13	>=14
Age (yrs) at menarche	12.85 (1.2)	0.228	0.329	0.282	0.161
Adult height (in)	65.4 (2.7)	<=62in	63	64–65	66	>=67in
Adult height (in)	65.4 (2.7)	0.158	0.112	0.261	0.143	0.327
Childhood BMI (kg/m²)	18.17 (3.35)	<=15.50	to 16.83	to 18.23	to 20.38	>20.38
Childhood BMI (kg/m²)	18.17 (3.35)	0.198	0.198	0.202	0.201	0.201
Adult BMI (kg/m²)	23.65 (4.6)	<=20.37	to 21.79	to 23.39	to 26.13	>26.13
Adult BMI (kg/m²)	23.65 (4.6)	0.20	0.193	0.206	0.20	0.201
PHV (cm/yr)	8.58 (3.1)	<=7.6	to 8.1	to 8.5	to 8.9	>8.9
PHV (cm/yr)	8.58 (3.1)	0.333	0.15	0.089	0.035	0.394