Table 3.

Average glomerular filtration rate (GFR) percent change before and after hormonal onset of puberty for girls and boys from a mixed effects model adjusted for age, body mass index (BMI), glomerular disease diagnosis, and baseline proteinuria on a log scale

	Girls		Boys
	% Change in GFR per year		% Change in GFR per year
	Pre	Post	Pre	Post
CKiD eGFR	− 3.5%	− 5.0%	− 1.1%	− 5.7%
95% CI	(− 5.2, − 1.7)	(− 7.0, − 2.9)	(− 2.3, + 0.2)	(− 7.1, − 4.4)
P value for difference	0.092		< 0.001
CKiD mGFR	− 4.8%	− 4.4%	− 0.9%	− 6.6%
95% CI	(− 8.7, − 0.8)	(− 9.2, + 0.4)	(− 2.6, + 0.8)	(− 9.0, − 4.2)
P value for difference	0.84		< 0.001