Table 3: Outcome variables pre-intervention and post-intervention at 8-weeks.

 

Pre-intervention

Post-intervention

Pre-intervention

Post-intervention

Time

Time X Group

Group

Weight (kg)

89.8 ± 18.96

86.6 ± 18.41

89.3 ± 16.32

87.2 ± 16.46

p = 0.001

p = 0.263

p = 0.988

BMI (kg/m2)

31.9 ± 4.90

30.8 ± 4.89

32.0 ± 5.21

31.1 ± 5.14

p = 0.001

p = 0.470

p = 0.905

BF%

40.7 ± 9.10

39.1 ± 9.41

43.2 ± 9.74

41.8 ± 10.18

p = 0.001

p = 0.683

p = 0.466

BF-kg (kg)

36.6 ± 11.50

34.0 ± 11.39

38.8 ± 12.05

36.7 ± 11.85

p = 0.001

p = 0.527

p = 0.567

LBM%

29.0 (25.00)

30.4 (26.20)

25.0 ± (23.80)

25.9 ± (24.20)

†HCT: p = 0.005, MCT: p = 0.060

p = 418

‡p = 0.217

LBM-kg (kg)

25.4 (28.02)

24.5 (26.96)

22.2 (20.32)

22.3 (20.50)

†HCT: p = 0.530, MCT: p = 0.824

p = 519

‡p = 0.455

WC (cm)

92.4 ± 10.88

89.9 ± 10.78

93.1 ± 9.94

91.8 ± 10.35

p = 0.001

p = 0.290

p = 0.725

Hip (cm)

110.1 ± 9.22

108.7 ± 9.86

110.9 ± 11.95

110.3 ± 11.29

p = 0.005

p = 0.253

p = 0.765

WHR

0.8 (0.85)

0.8 (0.84)

0.8 ± 0.78

0.8 ± 0.85

p = 0.021

p = 0.871

p = 0.940

SBP (mmHg)

120.0 ± 16.31

116.3 ± 15.22

118.1 ± 13.30

111.6 ± 11.43

p = 0.001

p = 0.215

p = 0.516

DBP (mmHg)

82.3 ± 7.68

78.5 ± 7.43

83.6 ± 10.02

78.2 ± 6.93

p = 0.005

p = 0.616

p = 0.846

HR (bpm)

79.7 ± 8.71

75.5 ± 6.78

83.2 ± 11.65

79.3 ± 9.35

p = 0.001

p = 0.919

p = 0.273

MAP (mmHg)

96.2 ± 13.01

91.2 ± 8.95

93.5 ± 7.15

89.3 ± 7.54

p = 0.001

p = 0.639

p = 0.504

RPP (mmHg*bpm)

9547.2 ± 1870.04

8833.9 ± 1733.50

9881.9 ± 1714.53

8863.9 ± 1468.54

p = 0.001

p = 0.245

p = 0.767

LDL (mg/dL)

90.5 ± 21.03

86.5 ± 22.83

113.3 ± 26.54

108.5 ± 18.80

p = 0.308

p = 0.927

p = 0.003

HDL (mg/dL)

48.2 ± 12.29

47.5 ± 10.88

46.6 ± 9.06

46.7 ± 11.13

p = 0.807

p = 0.715

p = 0.757

Triglycerides (mg/dL)

109.7 (87.00)

99.7 (84.00)

95.9 (85.00)

95.6 (103.00)

†HCT: p = 0.268, MCT: p = 0.733

¶p = 418

‡p = 0.633

TC (mg/dL)

160.6 ± 28.17

154.2 ± 21.90

179.3 ± 29.46

174.3 ± 23.80

p = 0.284

p = 0.889

p = 0.021

Glucose (mg/dL)

92.3 ± 8.39

91.0 ± 6.23

89.7 ± 12.01

96.8 ± 8.69

p = 0.160

p = 0.044

p = 0.551

LHAMS (N)

158.8 ± 22.26

163.4 ± 23.23

162.9 ± 33.51

169.1 ± 32.87

p = 0.001

p = 0.365

p = 0.637

RHAMS (N)

160.8 ± 24.40

164.6 ± 24.34

160.4 ± 32.78

166.6 ± 32.18

p = 0.001

p = 0.224

p = 0.939

LQUADS (N)

155.6 ± 25.25

160.3 ± 24.91

178.3 ± 50.04

182.7 ± 46.98

p = 0.001

p = 0.821

p = 0.121

RQUADS (N)

158.5 ± 25.14

161.6 ± 24.29

171.5 ± 36.00

175.1 ± 34.41

p = 0.001

p = 0.808

p = 0.243

VO2peak (ml O2/kg/min)

16.2 ± 2.40

18.8 ± 2.48

15.6 ± 1.88

17.3 ± 2.44

p = 0.001

p = 0.296

p = 0.170

Data are means ± SD for normally-distributed variables and median (interquartile range) for non-normally distributed variables; p-values in bold indicate significant differences; Abbreviations: BMI: Body Mass Index, BF%: Percentage of Body Fat, BF-Kg: Body Fat in kilos, LBM%: Percentage of Lean Body Mass, LBM-Kg: Lean Body Mass in kilos, WC: Waist circumference, cm: centimetres, WHR: Waist to hip ratio, SBP: Systolic Blood Pressure, DBP: Diastolic Blood Pressure, HR: Heart Rate, MAP: Mean Arterial Pressure, RPP: Rate Pressure Product, bpm: beats per minute, mmHg: millimetres of Mercury, LDL: Low Density Lipoprotein, HDL: High Density Lipoprotein, TC: Total Cholesterol, mg/dL: Milligrams per decilitre, N: Newton, HAMS: Hamstrings, QUADS: Quadriceps, VO2peak: Maximal Oxygen Consumption. †Wilcoxon Rank Test before vs. after on each group, ‡ Mann-Whitney Test on post values HIIT vs. MCT, Mann-Whitney Test on pre/post difference HIIT vs. MCT