Table 1 Baseline characteristics and retention rates
Measure | All (N = 116) | TECH +  Gamification (N = 57) | TECH (N = 59) |
|---|---|---|---|
Age, years | 40.14 (10.31) | 40.60 (11.93) | 39.69 (8.55) |
Female, % (f) | 78.45 (91) | 78.95 (45) | 77.97 (46) |
Race, % (f) | |||
 White | 66.38 (77) | 64.91 (37) | 67.80 (40) |
 African American | 25.86 (30) | 22.81 (13) | 28.81 (17) |
 Asian | 4.31 (5) | 8.77 (5) | 0.00 (0) |
 Mixed race | 3.45 (4) | 3.51 (2) | 3.39 (2) |
Education, %( f) | |||
 Bachelor’s degree or higher | 79.31 (92) | 68.42 (39) | 89.83 (53) |
Relationship Status, % (f) | |||
 Married | 62.93 (73) | 61.40 (35) | 64.41 (38) |
 Living as married | 1.72 (2) | 1.75 (1) | 1.69 (1) |
 Divorced | 6.90 (8) | 5.26 (3) | 8.47 (5) |
 Separated | 1.72 (2) | 3.51 (2) | 0.00 (0) |
 Widowed | 0.86 (1) | 1.75 (1) | 0.00 (0) |
 Single | 25.86 (30) | 26.32 (15) | 25.42 (15) |
 BMI, kg/m2 | 33.05 (6.85) | 32.03 (6.58) | 34.03 (7.02) |
 Team Size | 5.24 (1.54) | 5.28 (1.81) | 5.20 (1.23) |
 MVPA, min/da,b | 15.05 (9.39) | 14.90 (9.18) | 15.19 (9.66) |
 Steps/db | 4853 (1333) | 4990 (1286) | 4721 (1375) |
 Wear Time, min/dc | 855.04 (69.48) | 867.15 (80.52) | 843.33 (55.03) |
 Valid Daysd | 6.43 (0.84) | 6.60 (0.60) | 6.27 (1.0) |
 Social Support for Exercisee | 2.48 (0.55) | 2.62 (0.58) | 2.34 (0.49) |
 Retained for 12-week follow-up, % (f) | 98.28 (114) | 100.0 (57) | 96.61 (57) |
 Retained for 52-week follow-up, % (f) | 85.34 (99) | 85.96 (49) | 84.75 (50) |