Table 1 Baseline characteristics according to study group.
Control (n = 92) | Phone (n = 91) | Internet (n = 93) | All (n = 276) | p-value | |
|---|---|---|---|---|---|
Male (%) | 70.7 | 68.1 | 68.8 | 69.2 | 0.930 |
Age (SD), yrs | 43.8 (9.4) | 43.2 (9.6) | 44.9 (8.5) | 44.0 (9.2) | 0.410 |
Body weight (SD), kg | 92.3 ( 11.3) | 94.4 (15.6) | 94.0 (13.7) | 93.5 (13.6) | 0.540 |
Height (SD), cm | 177.8 (9.0) | 177.6 (10.1) | 176.7 (8.4) | 177.4 (9.2) | 0.664 |
BMI (SD), kg/m2 | 29.2 (2.7) | 29.8 (3.3) | 30.0 (3.4) | 29.7 (3.1) | 0.141 |
Highly educated (%) | 59.8 | 53.8 | 57.0 | 56.9 | 0.720 |
Smoking (%≥ 1 unit/day) | 16.3 | 13.2 | 11.8 | 13.8 | 0.664 |
Medication for comorbidity (%) | 15.2 | 15.4 | 12.9 | 14.5 | 0.907 |
Cardiovascular risk factors | n = 82 | n = 86 | n = 91 | n = 259 | |
Waist (SD), cm | 101.4 (8.9) | 102.1 (10.9) | 102.6 (9.7) | 102.0 (9.9) | 0.696 |
SSK (SD), mm | 80.9 (24.1) | 88.6 (28.8) | 90.5 (29.8) | 86.8 (28.0) | 0.062 |
SBP (SD), mmHg | 135.9 (15.0) | 135.1 (15.3) | 135.9 (16.6) | 135.6 (15.6) | 0.940 |
DBP (SD), mmHg | 87.9 (10.8) | 88.4 (9.9) | 90.0 (10.0) | 88.8 (10.2) | 0.345 |
TC (SD), mmol/la | 5.0 (0.8) | 4.9 (0.9) | 4.9 (0.9) | 4.9 (0.8) | 0.769 |
Predicted VO2max (SD), ml/kg/min)b | 38.9 (5.6) | 37.6 (6.9) | 36.7 (6.3) | 37.7 (6.4) | 0.092 |