Table 2.

Effect of calcium supplementation on NTX (Log-transformed) (N = 563)

	Unadjusted			Adjusted a
	N	%∆ b	p-value	N	%∆ b	p-value
Study visit
2nd trimester	548	15.1	0.001	544	13.8	0.001
3rd trimester	517	16.4	<0.001	513	15.6	<0.001
1-month postpartum	456	20.2	<0.001	453	19.2	<0.001
Average	567	16.8	<0.001	563	15.8	<0.001

^aAdjusted for baseline: age, primigravidity, NTx, and dietary calcium and total energy intakes.

^bPercent reduction: 1- e^β.