Table 3.
Sample mean values and frequencies, for total sample and by fifths of adherence to the Unhealthy Dietary Pattern.
| Unhealthy Dietary Pattern | Sample n = 1033 | Q1 n = 207 | Q2 n = 206 | Q3 n = 206 | Q4 n = 207 | Q5 n = 207 | P |
|---|---|---|---|---|---|---|---|
| Age, years (SD) | 76.3 (8.0) | 74.5 (7.6)a | 76.5 (7.7)b | 77.2 (8.1)b | 77.0 (8.1)b | 76.4 (8.2)b | 0.01† |
| BMI, kg/m2 (SD) | 24.6 (5.1) | 24.5 (4.7) | 24.5 (5.3) | 24.2 (4.9) | 24.9 (5.4) | 24.7 (5.2) | 0.75† |
| Hypertension, n (%) | 566 (60.1) | 111 (57.8) | 116 (62.7) | 120 (64.5) | 104 (55.9) | 115 (59.9) | 0.43 |
| Alcohol, n (%) | 77 (8.2) | 5 (2.6) | 6 (3.2) | 16 (8.6)* | 18 (9.7)* | 32 (16.7)* | <0.001 |
| Ever smoked n (%) | 35 (3.7) | 3 (1.6) | 3 (1.6) | 8 (4.3) | 13 (7.0)* | 8 (4.2) | 0.03 |
| IHD, n (%) | 107 (11.4) | 24 (12.6) | 24 (13.0) | 16 (8.6) | 24 (12.9) | 19 (9.9) | 0.56 |
| CVA, n (%) | 30 (3.2) | 6 (3.1) | 7 (3.8) | 6 (3.2) | 5 (2.7) | 6 (3.1) | 0.99 |
| Diabetes mellitus [any] n (%) | 31 (3.3) | 5 (2.6) | 14 (7.6)* | 5 (2.7) | 2 (1.1) | 5 (2.6) | 0.007 |
| Type 2 diabetes | 28 (3) | 5 (2.6) | 12 (6.5) | 5 (2.7) | 2 (1.1) | 4 (2.1) | 0.03 |
| eGFR <60 mL/min/1.73 m2 n (%) | 557 (60.6) | 84 (45.9) | 118 (64.8)* | 108 (59.3)* | 116 (63.4)* | 131 (69.3)* | <0.001 |
| eGFR <60 & ≥30 mL/min/1.73 m2 n (%) | 534 (58.1) | 81 (44.3) | 111 (61.0)* | 103 (56.6)* | 112 (61.2)* | 127 (67.2)* | <0.001 |
| eGFR <30 mL/min/1.73 m2 n (%) | 23 (2.5) | 3 (1.6) | 7 (3.8) | 5 (2.7) | 4 (2.2) | 4 (2.1) | 0.71 |
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,c Where 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.