Table 4.

Multivariate Linear Regression Models of Error Weight and Error Height on Various Independent Variables

	Error Weight (kg)a			Error Height (m)b
Variable	β±SE(β)	95% CI (β)	p value	β±SE(β)	95% CI (β)	p value
Constant	3.68±3.82	(−381-11.17)	0.336	−0.2031±0.0458	(−0.2829-−0.1133)	<0.001
Measured weight (kg)	0.10±0.02	(0.06-0.14)	<0.001	−0.0004±0.0002	(0.0000-0.0008)	0.016
Measured height (m)	−4.67±2.51	(−9.59-0.25)	0.062	0.1315±0.0300	(0.0727-0.1903)	<0.001
Age at first visit
Gp0 (45–49)	Reference category			Reference category
Gp1 (50–54)	0.44±0.34	(−0.23-1.11)	0.199	0.0038±0.0041	(−0.0118-0.0042)	0.355
Gp2 (≥55)	0.15±0.42	(−0.67-0.97)	0.714	−0.0085±0.0050	(−0.0183-0.0013)	0.089
Parity
Gp0 (nulliparous)	Reference category			Reference category
Gp1 (1–2 pregnancies)	−1.01±0.47	(−1.93-−0.09)	0.034	−0.0005±0.0057	(−0.0107-0.0117)	0.931
Gp2 (≥3 pregnancies)	−1.10±0.46	(−2.00-−0.20)	0.018	0.0037±0.0056	(−0.0073-0.0147)	0.509
Years of menopausec	−0.19±0.08	(−0.35-−0.03)	0.013	0.0006±0.0009	(−0.0011-0.0024)	0.498
Ethnicityd	−0.13±0.33	(−0.78-0.52)	0.680	−0.0031±0.0039	(−0.0045-0.0107)	0.435

^aError Weight (kg)=measured weight (kg) −reported weight (kg).

^bError Height=measured height (m) −reported height (m).

^cYears of menopause, actual number of years if ≤7; 8 if ≥8.

^dEthnicity, 1=Hispanic, 0=non-Hispanic.