Table 1.
Demographic and Baseline Characteristics of ENCORE Trial Participants by eGFR Group
| All (N=144) | eGFR ≥90 (n=74) | eGFR <90 (n=70) | |
|---|---|---|---|
| Age, y | 52.0 (9.6) | 47.9 (7.0) | 56.3 (10.2) |
| Female sex, No. (%) | 94 (65) | 56 (79) | 32 (46) |
| Race, No. (%) | |||
| White | 86 (60) | 40 (54) | 46 (66) |
| African American | 56 (39) | 32 (43) | 24 (34) |
| Other | 2 (1) | 2 (3) | 0 (0) |
| Years of education | 15.2 (2.6) | 15.3 (2.5) | 15.0 (2.7) |
| Annual household income, No. (%) | |||
| <$25,000 | 21 (17) | 13 (21) | 8 (13) |
| $25,000–50,000 | 31 (25) | 17 (27) | 14 (23) |
| $50,000–100,000 | 44 (36) | 21 (33) | 23 (38) |
| ≥$100,000 | 27 (22) | 12 (19) | 15 (25) |
| Weight, kg | 94.0 (14.1) | 94.2 (14.7) | 93.9 (13.6) |
| BMI, kg/m2 | 33.2 (3.9) | 33.9 (4.1) | 32.3 (3.5) |
| BP, mm Hg | |||
| Clinic SBP | 137.7 (8.8) | 136.5 (8.1) | 139.0 (9.3) |
| Clinic DBP | 85.5 (6.4) | 87.0 (5.9) | 84.0 (6.5) |
| Ambulatory SBP | 136.9 (12.1) | 136.0 (12.0) | 137.7 (12.4) |
| Ambulatory DBP | 81.3 (8.3) | 82.1 (7.8) | 80.4 (8.8) |
| Serum creatinine, mg/dL | 0.94 (0.17) | 0.85 (0.12) | 1.04 (0.16) |
| eGFR, mL/min/m2 | 89.1 (15.0) | 99.9 (9.5) | 77.3 (9.6) |
| Dietary sodium intake | 3231 (1051) | 3183 (986) | 3280 (1119) |
| DASH adherence score | 3.7 (1.3) | 3.6 (1.3) | 3.9 (1.3) |
| Aerobic fitness (peak VO2, mL/kg/min) | 23.4 (6.2) | 23.1 (5.3) | 23.8 (7.0) |
| Treatment group | |||
| DASH+WM, No. (%) | 49 | 26 (35) | 23 (33) |
| DASH‐A, No. (%)0 | 46 | 22 (30) | 24 (34) |
| UC, No. (%) | 49 | 26 (35) | 23 (33) |
Abbreviations: BMI, body mass index; BP, blood pressure; DBP, diastolic blood pressure; DASH, Dietary Approaches to Stop Hypertension; DASH+WM, DASH plus weight management; DASH‐A, DASH alone; eGFR, estimated glomerular filtration rate; ENCORE, the Exercise and Nutritional Interventions for Cardiovascular Health trial; SBP, systolic blood pressure; UC, usual care; VO2, peak oxygen uptake. eGFR reported in mL/min/1.73m2. Values are expressed as mean (standard deviation) unless otherwise indicated.