TABLE 4.

Differences in lipid levels from prepregnancy to after birth by birth order for parous HUNT2 and HUNT3 study participants with at least two births^a

	Women with 2+ Births (n = 18,956)			Women with 3+ Births (n = 8,976)
	Estimate	95% CI	P	Estimate	95% CI	P
HDL-C (mg/dl)
First birth	−3.6	−4.8, −2.5	<0.001	−2.7	−4.8, −0.6	0.01
Second birth	−1.6	−2.4, −0.7	<0.001	−2.0	−3.4, −0.5	0.008
Third birth				−2.2	−3.2, −1.3	<0.001
Non-HDL-C (mg/dl)
First birth	2.7	−0.6, 6.1	0.11	3.6	−2.4, 9.7	0.24
Second birth	−1.4	−3.9, 1.1	0.27	0.8	−3.6, 5.1	0.73
Third birth				0.2	−2.6, 3.1	0.86
Triglycerides (mg/dl)
First birth	−0.3	−6.1, 5.5	0.92	5.9	−4.2, 16.0	0.25
Second birth	−2.2	−6.6, 2.3	0.34	0.1	−7.4, 7.6	0.98
Third birth				0.1	−5.0, 5.2	0.98
TC/HDL-C ratio
First birth	0.22	0.12, 0.31	<0.001	0.18	0.02, 0.34	0.03
Second birth	0.03	−0.05, 0.10	0.49	0.09	−0.03, 0.21	0.12
Third birth				0.08	−0.00, 0.16	0.05

^aAdjusted for participant’s age at measurement, HUNT survey, time since last meal, education, smoking initiation by the age of 20 years, and family history of CVD.