Table 2

(a) Characteristics of intervention and control groups at baseline, (b) Exercise parameters of intervention and control groups at reassessment

(a)Intervention group (n=72) (%)Control group (n=71) (%)p Value
Mean age15.2415.890.06
Number of men48 (66.7)38 (53.5)0.11
Diagnostic group0.09
 Minor CHD19 (26.4)20 (28.1)
 Acyanotic corrected27 (37.5)34 (47.9)
 Cyanotic corrected15 (20.8)15 (21.2)
 Cyanotic palliated11 (15.3)2 (2.8)
Major CHD53 (73.6)52 (73.2)0.96
BMI SDS (mean)−0.060.260.12
Height SDS (mean)−0.23−0.120.57
Weight SDS (mean)−0.180.130.99
Deprivation348.7258.9<0.01
Activity per week0.37
 None3 (4.2)6 (8.5)
 Once7 (9.7)12 (16.9)
 Twice17 (23.6)10 (14.1)
 Three times10 (13.9)10 (14.1)
 More than three times35 (48.6)33 (46.5)
(b)
Duration of EST (mean±SD)F (1, 97)=5.3
Pillai's trace=0.05
Partial η2=0.05
p<0.05
 Baseline10.9±3.212.1±3.5
 Reassessment12.0±3.812.02±3.7
Predicted VO2max (mean±SD)F (1, 96)=6.6
Pillai's trace=0.06
Partial η2=0.06
p<0.05
Baseline35.0±7.437.8±8.6
Reassessment37.4±8.837.5±8.6
Maximum METs achieved (mean±SD)F (1, 97)=2.7
Pillai's trace=0.03
Partial η2=0.03
p=0.10
Baseline12.9±3.514.3±3.9
Reassessment15.6±2.214.0±4.3
Average mins MVPA per day (mean±SD)F (1, 88)=81.3
Pillai's trace=0.48
Partial η2=0.48
p<0.001
 Baseline28.4±20.132.7±28.7
 Reassessment57.2±32.229.2±27.3
  • BMI, body mass index; CHD, congenital heart disease; EST, exercise stress test; MET, metabolic equivalent; MVPA, moderate to vigorous physical activity; SDS, SD score.