Table 2.
Characteristics of subjects according to category or quintiles of 4 DASH diet index scores
| Dixon’s DASH indexa | Mellen’s DASH index | Fung’s DASH index | Günther’sDASH index | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| < 1 point | ≥4 points | P-value | Quintile 1 | Quintile 5 | P-value | Quintile 1 | Quintile 5 | P-value | Quintile 1 | Quintile 5 | P-value | |
| Median score | ||||||||||||
| Cases | 1 | 2 | 1 | 4 | 17 | 31 | 53 | 70 | ||||
| Control | 1 | 2 | 1 | 4 | 19 | 31 | 54 | 70 | ||||
| Number | ||||||||||||
| Cases | 61 | 17 | 39 | 24 | 44 | 26 | 41 | 30 | ||||
| Control | 89 | 38 | 51 | 56 | 53 | 46 | 53 | 53 | ||||
| Age | ||||||||||||
| Case | 48.0 ± 10.0b | 51.0 ± 10.0 | 0.38 | 48.0 ± 11.0 | 49.0 ± 10.0 | 0.31 | 47.0 ± 10.0 | 50.0 ± 9.0 | 0.20 | 46.0 ± 10.0 | 50.0 ± 9.0 | 0.20 |
| Control | 47.0 ± 10.0 | 49.0 ± 10.0 | 0.20 | 43.0 ± 7.0 | 49.0 ± 11.0 | 0.03 | 47.0 ± 9.0 | 51.0 ± 8.0 | 0.01 | 49.0 ± 10.0 | 45.0 ± 12.0 | 0.25 |
| Weight | ||||||||||||
| Case | 73.0 (20. 0)c | 74.0 (15.0) | 0.82 | 75.0 (22.0) | 72.0 (18.0) | 0.92 | 73.0 (16.0) | 75.00 (14.0) | 0.25 | 76.0 (26.0) | 72.0 (22.0) | 0.82 |
| control | 72.0 (20.0) | 68.0 (20.0) | 0.56 | 68.0 (12.0) | 75.0 (19.0) | 0.03 | 72.0 (13.0) | 71.00 (10.0) | 0.99 | 72.0 (19.0) | 70.00 (23.0) | 0.47 |
| Height | ||||||||||||
| Case | 158.0 (7.0)c | 160.0 (4.0) | 0.32 | 158.0 (10) | 155.0 (9.0) | 0.43 | 158.0 (4.0) | 157.0 (5.0) | 0.58 | 159.0 (7.0) | 157.0 (9.0) | 0.13 |
| Control | 159.0 (8.0) | 158.0 (5.0) | 0.72 | 157.0 (6.0) | 160.0 (9.0) | 0.14 | 159.0 (5.0) | 158.0 (5.0) | 0.45 | 158.0 (8.0) | 158.0 (28.0) | 0.94 |
| BMI | ||||||||||||
| Case | 28.0 (8.0)c | 28.0 (17.0) | 0.31 | 29.0 (7.0) | 29.0 (6.0) | 0.99 | 29.0 (6.0) | 30.0 (5.0) | 0.12 | 28.0 (8.0) | 29.0 (7.0) | 0.56 |
| Control | 28.0 (6.0) | 27.0 (6.0) | 0.64 | 27.0 (4.0) | 29.0 (6.0) | 0.34 | 28.0 (5.0) | 28.0 (4.0) | 0.96 | 28.0 (6.0) | 27.0 (9.0) | 0.73 |
| Energy intake | ||||||||||||
| Case | 2167.0 (635.0)c | 3210.0 (470.0) | < 0.001 | 2558.0 (921.0) | 2764.0 (925.09) | 0.17 | 2200.0 (614.0) | 2914.0 (951.0) | < 0.001 | 2012.0 (320.0) | 2778.0 (803.0) | < 0.001 |
| Control | 2177.0 (631.0) | 3411.0 (1412.0) | < 0.001 | 2541.0 (1021.0) | 2622.0 (1069.0) | 0.95 | 2355.0 (784.0) | 3307.0 (1245.0) | < 0.001 | 1962.0 (377.0) | 3199.0 (1616.0) | < 0.001 |
| Physical activity score | ||||||||||||
| Case | 31.0 (5.0)c | 33.0 (8.0) | 0.13 | 32.0 (5.0) | 33.0 (6.0) | 0.10 | 30.0 (7.0) | 33.0 (6.0) | 0.08 | 32.0 (7.0) | 32.0 (5.0) | 0.95 |
| Control | 31.0 (5.0) | 32.0 (7.0) | 0.86 | 31.0 (5.0) | 33.0 (6.0) | 0.26 | 31.0 95.0) | 33.0 (6.0) | 0.03 | 32.0 (5.0) | 32.0 (5.0) | 0.59 |
| Menarche age | ||||||||||||
| Case | 14.0 (1.0)c | 14.0 (2.0) | 0.58 | 13.0 (2.0) | 13.0 (2.0) | 0.39 | 14.0 (1.0) | 13.0 (2.0) | 0.74 | 14.0 (2.0) | 14.0 (2.0) | 0.71 |
| Control | 13.0 (1.0) | 14.0 (2.0) | 0.02 | 13.0 (1.0) | 14.0 (2.0) | 0.02 | 13.0 (2.0) | 14.0 (2.0) | 0.17 | 13.0 (1.0) | 14.0 (1.0) | 0.82 |
| Menopause status | ||||||||||||
| Case status | 0.004 | < 0.001 | < 0.001 | |||||||||
| Premenopause | 29 (47.5)d | 6 (35) | 19 (49) | 13 (54) | 21 (48) | 11 (42) | 9 (46) | 15 (50) | < 0.001 | |||
| Postmenopause | 32 (52.5) | 11 (65) | 20 (51) | 11 (36) | 23 (52) | 15 (58) | 22 (54) | 15 (50) | ||||
| Control status | 0.06 | < 0.001 | 0.01 | < 0.001 | ||||||||
| Premenopause | 52 (58) | 19 (50) | 34 (68) | 30 (53.5) | 28 (52) | 17 (37) | 27 (51) | 30 (56) | ||||
| Postmenopause | 38 (42) | 19 (50) | 16 (32) | 26 (46.5) | 25 (48) | 29 (63) | 26 (49) | 23 (44) | ||||
aDixon’s DASH index scores were grouped into 4 categories [≤1 (n = 151), 2 (n = 101), 3 (n = 94), and ≥ 4 (n = 55) points] because of a limited range of values. DASH, Dietary Approaches to Stop Hypertension
bMean ± SE (all such values)
cMedian (IQR) (all such values)
dNumber (Percent) (all such values)