Table 2 Sample characteristics
References | Number of participants | Age by study arm [Mean (SD)] | Sex by study arm [N (%) female] | Race/ethnicity by study arm [N (%)] | Marital Status by study arm [N (%) married] | Report of education levels | Report of income levels | Report of health insurance status | Sub-group analysis of results by race/ethnicity |
|---|---|---|---|---|---|---|---|---|---|
Abad-Corpa et al. [38] | Total: 143 Treatment: 56 Control: 87 | Treatment: 71.61 (8.37) Control: 73.51 (7.77) | Treatment: 6 (10.7%) Control: 7 (8%) | NR | DS | R | PR | NR | NR |
Aboumatar et al. [26] | Total: 240 Treatment: 120 Control: 120 | Treatment: 63.9 (9.6) Control: 66 (10) | Treatment: 72 (60%) Control: 76 (63.3%) | Treatment: - White: 98 (81.6%) - African American: 20 (16.7%) - American Indian/Alaska Native: 2 (1.7%) Control: - White: 100 (83.3%) - African American: 18 (15%) - American Indian/Alaska Native: 2 (1.7%) | NR | R | R | NR | NR |
Boter et al. [39] | Total: 536 Treatment: 263 Control: 273 | DS | Treatment: 133 (51%) Control: 143 (52%) | NR | NR | R | NR | NR | NR |
Chow et al. [32] | Total: 85 Treatment: 43 Control: 42 | Treatment: 54.5 (12.8) Control: 59.4 (13.97) | Treatment: 18 (42.9%) Control: 15 (34.9%) | NR | Treatment: 28 (65.1%) Control: 33 (78.6%) | R | PR | NR | NR |
Claiborne [28] | Total: 28 Treatment: 16 Control: 12 | Treatment: 70 (13.97) Control: 65 (11.99) | Treatment: 9 (56.25%) Control: 31 (23.5%) | Treatment: - White: 12 (75%) - African American: 4 (25%) Control: - White: 12 (100%) | Treatment: 13 (81.25%) Control: 9 (75%) | R | R | R | NR |
Fjærtoft et al. [30] | Total: 320 Treatment: 160 Control: 160 | NR | NR | NR | NR | NR | NR | NR | NR |
Hanssen et al. [31] | Total: 288 Treatment: 156 Control: 132 | Treatment: 59.5 (12.9) Control: 60.9 (10.8) | Treatment: 24 (15.4%) Control: 31 (23.5%) | NR | Treatment: 118 (75.6%) Control: 107 (82.3%) | R | NR | NR | NR |
Harrison et al. [34] | Total: 192 Treatment: 92 Control: 100 | Treatment: 75.52 (10.41) Control: 75.74 (9.40) | Treatment: 43 (47%) Control: 44 (44%) | NR | Treatment: 38 (41%) Control: 43 (43%) | R | NR | NR | NR |
Hermiz et al. [40] | Total: 177 Treatment: 84 Control: 93 | DS | Treatment: 43 (51.2%) Control: 50 (53.8%) | NR | NR | NR | NR | NR | NR |
Konstam et al. [27] | Total: 88 Treatment: 44 Control: 44 | Treatment: 71.67 (11.98) Control: 66.93 (13.10) | Treatment: 18 (40.9%) Control: 14 (31.8%) | Treatment: - Black: 4 (9.3%) - Hispanic: 1 (2.3%) - White: 38 (88.4%) Control: - Black: 4 (9.1%) - Hispanic: 2 (4.5%) - Native American: 1 (2.3%) - White: 37 (84.1%) | NR | NR | NR | NR | NR |
Mehralian et al. [36] | Total: 110 Treatment: 55 Control: 55 | Treatment: 61.28 (13) Control: 62.7 (10) | DS | NR | Treatment: (100%)a Control: (96%)a | NR | NR | NR | NR |
Rezapour-Nasrabad [37] | Total: 168 Treatment: 83 Control: 85 | DS | Treatment: 31 (37.3%) Control: 31 (36%) | NR | Treatment: 67 (89.3%) Control: 70 (95.9%) | R | NR | NR | NR |
Wells et al. [42] | Total: 108 Treatment: 54 Control: 54 | Treatment: 54.9 (12.23) Control: 57.3 (8.66) | DS | NR | Treatment: 40 (74.1%) Control: 38 (70.4%) | PR | NR | NR | NR |
Whitaker-Brown et al. [29] | Total: 50 Treatment: 50 Control: 0 | Treatment: 70.1 (11.7) No control | Treatment: 21 (58%) No control | Treatment: - Caucasian: 30 (83%) - African American: 6 (17%) No control | Treatment: 18 (50%) No control | NR | NR | NR | NR |
Wierzchowiecki et al. [41] | Total: 160 Treatment: 80 Control: 80 | Treatment: 67.3 (10.2) Control: 69.5 (10.7) | Treatment: 32 (40%) Control: 33 (41%) | NR | NR | NR | NR | NR | NR |
Wong et al. [33] | Total: 108 Treatment: 54 Control: 54 | Treatment: 67.5 (11.6) Control: 71.5 (11.6) | Treatment: 34 (63%) Control: 34 (63%) | NR | Treatment: 37 (68.5%) Control: 29 (53.7%) | PR | NR | NR | NR |
Woodend et al. [35] | Total: 249 Treatment: 125 Control: 124 | Heart Failure Group-Treatment 67 (13) Control: 66 (11) Angina Group-Treatment: 66 (12) Control: 65 (10) | DS | NR | NR | NR | NR | NR | NR |