Table 2.
Baseline Descriptive Statistics
| Exact Day Match | Seven Day Match | |||||||
|---|---|---|---|---|---|---|---|---|
| Time Match | Averaging | Time Match | Averaging | |||||
| Median (Interquartile Range) n = 164 |
Median (Interquartile Range) n = 164 |
Median (Interquartile Range) n = 237 |
Median (Interquartile Range) n = 237 |
|||||
| Overall | E-Scale | 87.8 (78.8, 97.2) | 87.5 (59.9, 96.7) | 89.1 (79.3, 99.4) | 88.1 (78.5, 98.6) | |||
| Clinic Scale | 87.0 (78.6, 95.9) | 87.0 (78.6, 95.9) | 89.1 (79.1, 99.1) | 89.1 (79.1, 99.1) | ||||
| Difference | 1.4 (0.1, 2.0)* | 0.6 (0.1, 1.0)* | 0.4 (−0.2, 1.9)* | −0.6 (−1.2, 0.0)* | ||||
| Females | E-Scale | 80.6 (75.4, 88.5) | 80.5 (74.2, 88.4) | 80.3 (74.2, 88.6) | 79.4 (72.9, 86.7) | |||
| Clinic Scale | 80.2 (74.1, 87.7) | 80.2 (74.1, 87.7) | 80.0 (73.4, 87.7) | 80.0 (73.4, 87.7) | ||||
| Difference | 0.9 (0.1, 1.9)* | 0.6 (0.1, 1.0)* | 0.4 (−0.1, 1.8)* | −0.6 (1.1, 0.0)* | ||||
| Males | E-Scale | 98.0 (90.5, 106.9) | 97.2 (89.5, 106.1) | 98.5 (90.0, 106.9) | 97.3 (89.1, 106.1) | |||
| Clinic Scale | 96.4 (90.0, 105.5) | 96.4 (90.0, 105.5) | 98.6 (90.0, 106.4) | 98.6 (90.0, 106.4) | ||||
| Difference | 1.7 (0.1, 2.1)* | 0.7 (0.1, 1.0)* | 0.4 (−0.3, 2.0)* | −0.7 (−1.3, −0.2)* | ||||
| Overweight | E-Scale | 80.5 (71.5, 87.3) | 79.7 (70.6, 87.3) | 79.4 (71.7, 87.3) | 79.2 (71.4, 85.7) | |||
| Clinic Scale | 79.1 (0.1, 1.9) | 79.1 (70.9, 86.4) | 79.1 (71.4, 86.8) | 79.1 (71.4, 86.8) | ||||
| Difference | 0.9 (0.1, 1.9)* | 0.6 (0.1, 1.0)* | 0.7 (−0.1, 1.8)* | −0.5 (−1.1, 0.2)* | ||||
| Obese | E-Scale | 93.4 (85.8, 105.8) | 92.8 (84.7, 104.2) | 96.8 (88.6, 106.3) | 94.8 (87.5, 103.8) | |||
| Clinic Scale | 94.3 (84.5, 104.1) | 92.7 (84.5, 104.1) | 95.9 (87.7, 105.0) | 95.9 (−1.2, −0.3) | ||||
| Difference | 1.7 (0.1, 2.1)* | 0.6 (0.1, 1.0)* | 0.3 (−0.3, 2.0)* | −0.8 (−1.2, −0.3)* | ||||
| African American | E-Scale | 87.2 (76.9, 93.7) | 86.5 (76.9, 92.7) | 86.4 (76.5, 97.9) | 85.2 (75.0, 96.6) | |||
| Clinic Scale | 86.6 (76.4, 91.8) | 86.6 (76.4, 91.8) | 85.9 (76.4, 98.6) | 85.9 (76.4, 98.6) | ||||
| Difference | 1.8 (0.3, 2.3)* | 0.8 (0.2, 1.2)* | 0.9 (−0.6, 2.1)* | −0.6 (−1.5, 0.0)* | ||||
| Caucasian | E-Scale | 88.5 (80.1, 98.5) | 87.6 (79.5, 99.0) | 90.2 (81.4, 102.5) | 89.2 (80.2, 100.2) | |||
| Clinic Scale | 87.3 (78.6, 98.2) | 87.3 (78.6, 98.2) | 90.2 (81.1, 101.1) | 90.2 (81.1, 101.1) | ||||
| Difference | 1.1 (0.0, 2.0)* | 0.6 (0.0, 1.0)* | 0.3 (−0.2, 1.9)* | −0.7 (−1.2, 0.0)* | ||||
| Age < 30 | E-Scale | 84.7 (76.7, 97.2) | 83.9 (75.6, 96.6) | 88.8 (76.7, 99.1) | 87.9 (75.2, 97.3) | |||
| Clinic Scale | 84.1 (75.0, 95.9) | 84.1 (75.0, 99.1) | 87.7 (75.0, 99.1) | 87.7 (75.0, 99.1) | ||||
| Difference | −1.7 (−2.1, −0.1)* | −0.7 (−1.1, −0.2)* | −0.6 (−2.1, 0.1)* | 0.3 (−0.2, 0.9)* | ||||
| Age 30–40 | E-Scale | 88.6 (81.2, 97.2) | 88.4 (81.0, 96.9) | 89.2 (80.4, 100.2) | 88.3 (79.4, 98.8) | |||
| Clinic Scale | 87.7 (80.0, 96.4) | 87.7 (80.0, 96.4) | 89.6 (80.5, 99.1) | 89.6 (80.5, 99.1) | ||||
| Difference | −1.1 (−2.0, −0.1)* | −0.5 (−1.0, −0.1)* | −0.3 (−1.8, 0.3)* | 0.8 (0.2, 1.3)* | ||||
| Age > 40 | E-Scale | 86.7 (79.0, 96.2) | 86.7 (78.9, 94.5) | 89.2 (79.4, 99.9) | 86.8 (79.2, 98.6) | |||
| Clinic Scale | 86.4 (78.9, 94.5) | 86.4 (78.9, 94.5) | 88.6 (79.1, 98.6) | 88.6 (79.1, 98.6) | ||||
| Difference | −0.7 (−1.9, 0.0)* | −0.4 (−0.9, 0.0)* | −0.3 (−1.7, 0.1)* | 0.7 (0.0, 1.1)* | ||||
Note. Weight measurements are in kilograms. The difference values were computed within participant as body trace clinic weight subtracted from the e-scale weight.
* =
Significant at the multiplicity corrected significance level of 4.1667E-04.