Table 1.
Descriptive Characteristics of the Sample by Measured (and self-reported minus measured) Height (m), Weight (kg) BMI (kg/m2)
| N (%) | Measured Height (m), mean (SD) | Height Difference: Self-report—Measured (m), mean, (SD)* | Measured weight (kg), mean (SD) | Weight Difference: Self-report—Measured (kg), mean (SD) | Measured BMI, mean (SD) | BMI: Difference Self-report—measured, mean (SD) | |
| Panel 1. Total sample | |||||||
| Race | |||||||
| African American | 880 (50.4) | 1.63 (0.09) | 0.03 (0.05) | 72.76 (15.47) | 0.74 (4.18) | 27.5 (5.59) | −0.64 (2.20) |
| White | 867 (49.6) | 1.63 (0.10) | 0.03 (0.04) | 69.45 (14.91) | −0.19 (2.79) | 26.0 (4.72) | −1.10 (1.68) |
| Sex | |||||||
| Men | 624 (35.7) | 1.72 (0.07) | 0.03 (0.05) | 77.97 (14.17) | 0.56 (3.93) | 26.3 (4.48) | −0.73 (1.84) |
| Women | 1123 (64.3) | 1.58 (0.06) | 0.03 (0.04) | 67.31 (14.51) | 0.11 (3.38) | 27.0 (5.58) | −0.94 (2.04) |
| Age (y) | |||||||
| 71–74 | 623 (35.7) | 1.66 (0.09) | 0.02 (0.04) | 74.89 (15.45) | 0.02 (3.78) | 27.3 (5.26) | −0.76 (1.99) |
| 75–79 | 538 (30.8) | 1.64 (0.09) | 0.03 (0.04) | 72.62 (14.98) | 0.05 (3.39) | 27.2 (5.40) | −1.04 (1.84) |
| 80–84 | 375 (21.5) | 1.61 (0.09) | 0.03 (0.04) | 67.40 (14.03) | 0.38 (3.34) | 26.1 (4.97) | −0.93 (1.98) |
| ≥85 | 210 (12.0) | 1.59 (0.09) | 0.04 (0.05) | 62.64 (12.78) | 1.45 (3.69) | 24.9 (4.53) | −0.62 (2.17) |
| Panel 2. African American | |||||||
| Men | 316 (18.1) | 1.72 (0.07) | 0.03 (0.04) | 77.25 (14.30) | 1.22 (4.48) | 26.3 (4.51) | −0.41 (1.93) |
| Women | 564 (32.3) | 1.58 (0.06) | 0.03 (0.05) | 70.22 (15.54) | 0.46 (3.98) | 28.1 (6.01) | −0.76 (2.33) |
| Men | |||||||
| 71–74 y | 129 (40.8) | 1.72 (0.08) | 0.03 (0.04) | 77.79 (15.22) | 1.18 (5.21) | 26.3 (4.74) | −0.36 (2.14) |
| 75–79 y | 102 (32.3) | 1.72 (0.07) | 0.03 (0.04) | 80.20 (14.30) | 1.34 (3.53) | 27.1 (4.49) | −0.34 (1.65) |
| 80–84 y | 54 (17.1) | 1.71 (0.07) | 0.03 (0.04) | 74.25 (11.78) | 1.03 (4.31) | 25.3 (4.82) | −0.31 (1.59) |
| ≥85 y | 31 (9.8) | 1.67 (0.08) | 0.05 (0.05) | 70.58 (11.48) | 1.30 (4.48) | 25.3 (4.69) | −1.01 (2.40) |
| Women | |||||||
| 71–74 y | 185 (32.8) | 1.60 (0.06) | 0.02 (0.04) | 73.03 (15.16) | −0.08 (4.06) | 28.7 (5.96) | −0.78 (2.36) |
| 75–79 y | 166 (29.4) | 1.58 (0.06) | 0.03 (0.04) | 73.12 (15.51) | −0.25 (3.78) | 29.3 (6.20) | −1.13 (2.18) |
| 80–84 y | 134 (23.8) | 1.57 (0.06) | 0.03 (0.05) | 67.54 (15.04) | 0.98 (3.46) | 27.3 (5.86) | −0.74 (2.30) |
| ≥85 y | 79 (14.0) | 1.56 (0.07) | 0.03 (0.05) | 62.10 (13.76) | 2.35 (4.34) | 25.4 (4.98) | 0.01 (2.46) |
| Panel 3. White | |||||||
| Men | 308 (17.6) | 1.73 (0.07) | 0.04 (0.05) | 78.74 (14.03) | −0.10 (3.14) | 26.3 (4.46) | −1.06 (1.68) |
| Women | 559 (32.0) | 1.58 (0.07) | 0.03 (0.04) | 64.32 (12.76) | −0.24 (2.58) | 25.8 (4.85) | −1.13 (1.67) |
| Men | |||||||
| 71–74 y | 146 (47.4) | 1.73 (0.07) | 0.03 (0.04) | 82.06 (15.01) | −0.38 (2.75) | 27.3 (4.66) | −1.01 (1.58) |
| 75–79 y | 98 (31.8) | 1.73 (0.07) | 0.04 (0.05) | 76.66 (12.22) | 0.11 (3.68) | 25.7 (4.07) | −1.23 (1.93) |
| 80–84 y | 46 (14.9) | 1.73 (0.06) | 0.03 (0.04) | 75.61 (12.84) | −0.16 (3.16) | 25.2 (4.08) | −0.83 (1.58) |
| ≥85 y | 18 (5.8) | 1.72 (0.07) | 0.05 (0.04) | 71.12 (11.68) | 1.03 (2.79) | 24.1 (3.94) | −1.00 (1.24) |
| Women | |||||||
| 71–74 y | 163 (29.2) | 1.60 (0.06) | 0.02 (0.04) | 68.31 (13.06) | −0.43 (2.56) | 26.6 (5.01) | −0.84 (1.71) |
| 75–79 y | 172 (30.8) | 1.59 (0.06) | 0.03 (0.04) | 65.36 (13.05) | −0.48 (2.45) | 26.0 (5.12) | −1.27 (1.38) |
| 80–84 y | 142 (25.4) | 1.56 (0.07) | 0.04 (0.05) | 62.01 (11.67) | −0.27 (2.69) | 25.5 (4.54) | −1.37 (1.83) |
| ≥85 y | 82 (14.7) | 1.54 (0.07) | 0.04 (0.05) | 58.24 (10.10) | 0.72 (2.56) | 24.5 (4.14) | −1.00 (1.81) |
Notes: BMI = body mass index; SD = standard deviation.
*
Negative sign: Measured value greater than self-reported value. Sign absent: Self-reported value greater than measured value.