Table 1.
Sample mean values and frequencies, for total sample and by fifths of adherence to the Healthy Dietary Pattern.
| Healthy Dietary Pattern | Sample n = 1033 | Q1 n = 206 | Q2 n = 208 | Q3 n = 206 | Q4 n = 207 | Q5 n = 206 | P |
|---|---|---|---|---|---|---|---|
| Age, years (SD) | 76.3 (8.0) | 79.1 (8.1)a | 77.4 (7.9)b | 76.3 (7.61)b | 75.9 (7.8)b | 73.1 (7.4)c | <0.001† |
| BMI, kg/m2 (SD) | 24.6 (5.1) | 23.7 (4.5)a | 24.3 (5.6)ab | 25.4 (5.3)ab | 24.5 (5.1)ab | 24.9 (4.8)b | 0.03† |
| Hypertension, n (%) | 566 (60.1) | 108 (60.7) | 117 (59.1) | 104 (59.4) | 126 (64.3) | 111 (57.2) | 0.69 |
| Alcohol, n (%) | 77 (8.2) | 13 (7.3) | 19 (9.6) | 10 (5.7) | 16 (8.2) | 19 (9.8) | 0.60 |
| Ever smoked n (%) | 35 (3.7) | 4 (2.2) | 9 (4.5) | 7 (3.4) | 6 (3.1) | 9 (4.7) | 0.70 |
| IHD, n (%) | 107 (11.4) | 14 (7.9) | 25 (12.6) | 19 (10.9) | 27 (13.8) | 22 (11.4) | 0.46 |
| CVA, n (%) | 30 (3.2) | 7 (3.9) | 8 (4.0) | 6 (3.4) | 7 (3.6) | 2 (1) | 0.43 |
| Diabetes mellitus [any] n (%) | 31 (3.3) | 4 (2.2) | 7 (3.5) | 4 (2.3) | 8 (4.1) | 8 (4.1) | 0.74 |
| Type 2 diabetes, | 28 (3) | 2 (1.1) | 6 (3) | 4 (2.3) | 8 (4.1) | 8 (4.1) | 0.39 |
| eGFR <60 mL/min/1.73 m2 n (%) | 557 (60.6) | 114 (65.9) | 109 (56.5) | 112 (65.5) | 117 (61.3) | 105 (55.0) | 0.10 |
| eGFR <60 & ≥30 mL/min/1.73 m2 n (%) | 534 (58.1) | 108 (62.4) | 105 (54.4) | 107 (62.6) | 113 (59.2) | 101 (52.9) | 0.20 |
| eGFR <30 mL/min/1.73 m2 n (%) | 23 (2.5) | 6 (3.5) | 4 (2.1) | 5 (2.9) | 4 (2.1) | 4 (2.1) | 0.88 |
SD, standard deviation; IHD, ischemic heart disease; CVA’ cerebrovascular accident; BMI, body mass index; eGFR, estimated glomerular filtration rate; Q1-5, fifths of dietary pattern adherence (Q1 lowest fifth, Q5 highest fifth). *Significant difference from lowest fifth in pairwise comparison for categorical variables via Mann-Whitney U test. †P-value from ANOVA. a,b,cWhere ANOVA P-value is significant, groups which are not significantly different from each other (by Student-Newman-Keuls) have been given the same subscript whereas groups which are different have been given different subscripts.