Table 3. Mean difference for reported and measured height, weight, and BMI by sociodemographic characteristics.
| Men (n = 721) | Women (n = 1 827) | |||||
|---|---|---|---|---|---|---|
| Mean Height Difference [95% CI] | Mean Weight Difference [95% CI] | Mean BMI Difference [95% CI] | Mean Height Difference [95% CI] | Mean Weight Difference [95% CI] | Mean BMI Difference [95% CI] | |
| Age group (years) | ||||||
| <40 | 0.47 (0.14, 0.79) | -1.45 (-1.9, -0.99) | -0.61 (-0.8, -0.43) | 0.02 (-0.16, 0.21) | -0.71 (-0.91, -0.5) | -0.27 (-0.36, -0.17) |
| 40-<50 | 0.34 (0.02, 0.65) | -1.65 (-2.1, -1.21) | -0.63 (-0.8, -0.46) | 0.1 (-0.06, 0.26) | -0.97 (-1.19, -0.75) | -0.4 (-0.5, -0.3) |
| > = 50 | 0.59 (0.34, 0.84) | -1.51 (-1.91, -1.1) | -0.66 (-0.81, -0.51) | 0.29 (0.15, 0.43) | -0.93 (-1.08, -0.78) | -0.45 (-0.53, -0.38) |
| p-valuea | 0.4434 | 0.8085 | 0.9210 | 0.0498 | 0.1390 | 0.0133 |
| Race | ||||||
| White, Non-Hispanic | 0.47 (0.26, 0.69) | -1.4 (-1.7, -1.09) | -0.59 (-0.7, -0.47) | 0.17 (0.07, 0.27) | -0.86 (-0.98, -0.74) | -0.38 (-0.44, -0.33) |
| Black/African American | 0.34 (0.01, 0.67) | -1.76 (-2.33, -1.2) | -0.68 (-0.89, -0.46) | 0.19 (-0.11, 0.49) | -1.19 (-1.55, -0.84) | -0.5 (-0.67, -0.32) |
| Hispanic | 0.14 (-0.62, 0.89) | -1.67 (-2.66, -0.68) | -0.61 (-1.05, -0.17) | 0.1 (-0.36, 0.55) | -0.72 (-1.32, -0.13) | -0.32 (-0.6, -0.04) |
| Other/Missing | 1.1 (0.56, 1.64) | -1.9 (-2.89, -0.91) | -0.95 (-1.32, -0.59) | -0.03 (-0.49, 0.43) | -0.58 (-0.95, -0.21) | -0.2 (-0.42, 0.02) |
| p-value | 0.1133 | 0.5278 | 0.2322 | 0.8230 | 0.1218 | 0.2340 |
| Education | ||||||
| <4-year college | 0.85 (0.43, 1.27) | -1.41 (-2.18, -0.64) | -0.72 (-1, -0.45) | 0.37 (0.2, 0.54) | -0.92 (-1.13, -0.7) | -0.47 (-0.58, -0.37) |
| 4-year college | 0.37 (0.11, 0.62) | -1.42 (-1.77, -1.07) | -0.56 (-0.69, -0.42) | 0.11 (-0.03, 0.25) | -0.85 (-1.03, -0.68) | -0.35 (-0.44, -0.27) |
| Graduate Degree | 0.38 (0.14, 0.63) | -1.74 (-2.06, -1.41) | -0.68 (-0.81, -0.54) | -0.01 (-0.18, 0.15) | -0.88 (-1.05, -0.71) | -0.33 (-0.41, -0.24) |
| p-valuea | 0.1278^ | 0.4756 | 0.3609^ | 0.0088 | 0.9565 | 0.1903^ |
| Marital Status | ||||||
| Married/Living with Partner | 0.5 (0.3, 0.69) | -1.54 (-1.82, -1.27) | -0.65 (-0.75, -0.54) | 0.16 (0.05, 0.27) | -0.84 (-0.97, -0.71) | -0.37 (-0.43, -0.31) |
| Separated, Divorced or Widowed | 0.55 (0.11, 0.99) | -1.49 (-2.36, -0.63) | -0.63 (-0.91, -0.34) | 0.32 (0.1, 0.54) | -0.98 (-1.24, -0.71) | -0.47 (-0.6, -0.34) |
| Never Been Married | 0.3 (-0.22, 0.83) | -1.55 (-2.38, -0.71) | -0.59 (-0.93, -0.25) | -0.1 (-0.39, 0.18) | -0.98 (-1.25, -0.7) | -0.33 (-0.47, -0.18) |
| p-valuea | 0.7384 | 0.9934 | 0.9292 | 0.0908 | 0.7148 | 0.3777 |
| Measured BMI (kg/m2) | ||||||
| <18.5 | - | - | - | -0.91 (-1.44, -0.37) | 0.06 (-0.21, 0.34) | 0.22 (0.06, 0.38) |
| 18.5-<25 | 0.04 (-0.35, 0.42) | -0.37 (-0.75, 0) | -0.13 (-0.26, 0.01) | -0.11 (-0.25, 0.03) | -0.45 (-0.56, -0.34) | -0.13 (-0.18, -0.08) |
| 25-<30 | 0.54 (0.3, 0.79) | -1.35 (-1.58, -1.12) | -0.58 (-0.68, -0.48) | 0.32 (0.15, 0.49) | -0.93 (-1.17, -0.69) | -0.43 (-0.54, -0.33) |
| > = 30 | 0.65 (0.36, 0.93) | -2.47 (-3.07, -1.86) | -1 (-1.22, -0.79) | 0.41 (0.23, 0.59) | -1.46 (-1.68, -1.24) | -0.72 (-0.84, -0.6) |
| p-valuea | 0.0299 | <0.0001^ | <0.0001^ | <0.0001^ | <0.0001^ | <0.0001^ |
| Measured Height Quartiles (cm)b | ||||||
| Q1 | 1.03 (0.64, 1.42) | -1.57 (-2.04, -1.1) | -0.89 (-1.08, -0.7) | 0.44 (0.24, 0.64) | -0.84 (-1.07, -0.62) | -0.51 (-0.63, -0.38) |
| Q2 | 0.93 (0.59, 1.28) | -1.58 (-1.93, -1.22) | -0.82 (-0.99, -0.66) | 0.17 (0, 0.34) | -0.62 (-0.83, -0.4) | -0.31 (-0.41, -0.21) |
| Q3 | 0.34 (0.04, 0.64) | -1.43 (-2, -0.86) | -0.56 (-0.77, -0.35) | 0.05 (-0.12, 0.23) | -1.1 (-1.32, -0.88) | -0.42 (-0.52, -0.32) |
| Q4 | 0.03 (-0.27, 0.33) | -1.62 (-2.12, -1.11) | -0.47 (-0.64, -0.3) | 0.08 (-0.11, 0.26) | -0.95 (-1.13, -0.77) | -0.35 (-0.44, -0.26) |
| p-valuea | <0.0001 | 0.9559 | 0.0064 | 0.0402 | 0.0079 | 0.0641 |
| Measured Weight Quartiles (kg)c | ||||||
| Q1 | 0.64 (0.31, 0.96) | -0.84 (-1.19, -0.49) | -0.46 (-0.61, -0.32) | -0.17 (-0.35, 0.01) | -0.19 (-0.32, -0.06) | -0.03 (-0.1, 0.03) |
| Q2 | 0.35 (0.03, 0.67) | -1.11 (-1.42, -0.81) | -0.47 (-0.6, -0.33) | 0.12 (-0.06, 0.29) | -0.82 (-0.95, -0.69) | -0.34 (-0.41, -0.27) |
| Q3 | 0.44 (0.11, 0.77) | -1.35 (-1.67, -1.04) | -0.56 (-0.7, -0.41) | 0.2 (0.02, 0.39) | -0.99 (-1.27, -0.7) | -0.42 (-0.54, -0.3) |
| Q4 | 0.49 (0.13, 0.85) | -2.83 (-3.63, -2.03) | -1.06 (-1.34, -0.77) | 0.48 (0.28, 0.67) | -1.51 (-1.75, -1.26) | -0.74 (-0.87, -0.61) |
| p-valuea | 0.6974 | 0.0001^ | 0.0021^ | <0.0001^ | <0.0001^ | <0.0001^ |
ap-values for ANOVA except where indicated with ^ in which case they are from Welch’s test.
bHeight quartiles: Men: <173, 173–178, 179-<183, ≥183; Women: <160, 161-<166, 166-<170, ≥170
cWeight quartiles: Men: <80.9, 80.9-<90.5, 90.5-<102.3, ≥102.3; Women: <62.3, 62.3-<71.8, 71.8-<84.8, ≥84.8