Table 3
Participants Baseline and Follow-up Physical Activity, by Group.
| PHYSICAL ACTIVITY | PEER MENTORED GROUP | CONTROL GROUP | P-VALUE# | ||||||
|---|---|---|---|---|---|---|---|---|---|
| BASELINE | FOLLOW-UP | DIFFERENCE | P-VALUE* | BASELINE | FOLLOW-UP | DIFFERENCE | P-VALUE* | ||
| Weekly METS (min) | 9443.8 ± 4123.9 | 10750.3 ± 3751.4 | + 1306.5 | 0.006 | 11131.4 ± 4304.4 | 10366.3 ± 3052.9 | –765.1 | 0.03 | 0.0005 |
| Weekly METS (hr) | 157.4 ± 68.7 | 179.2 ± 62.5 | + 21.8 | 0.006 | 185.5 ± 71.7 | 172.8 ± 50.9 | –12.7 | 0.03 | 0.0005 |
| Duration of moderate physical activity (min) | 347.1 ± 458.9 | 776.0 ± 697.7 | + 428.9 | <0.0001 | 480.2 ± 577.8 | 804.6 ± 800.4 | +324.4 | <0.001 | 0.30 |
| Duration of moderate physical activity (hr) | 5.8 ± 7.6 | 12.9 ± 11.6 | + 7.1 | <0.0001 | 8.0 ± 9.63 | 13.4 ± 13.3 | +5.4 | <0.001 | 0.30 |
| Duration of vigorous physical activity (min) | 85.0 ± 213.2 | 169.3 ± 332.9 | + 84.3 | 0.003 | 120.3 ± 368.4 | 155.6 ± 442.1 | +35.3 | 0.34 | 0.18 |
| Duration of vigorous physical activity (hr) | 1.4 ± 3.6 | 2.8 ± 5.5 | + 1.4 | 0.003 | 2.0 ± 6.1 | 2.6 ± 7.4 | +0.6 | 0.34 | 0.18 |
[i] Difference = difference between means. Min = minutes; hr = hours. P-value* = P-value comparing the mean values within each group, with a paired t-test. P-value# = P-value comparing the difference in mean values between the groups, with a t-test.
Table 5
Impact of physical activity on participants cardiometabolic parameters.
| CARDIOMETABOLIC PARAMETERS | PEER MENTORED GROUP | CONTROL GROUP | P-VALUE# | ||||||
|---|---|---|---|---|---|---|---|---|---|
| BASELINE | FOLLOW-UP | DIFFERENCE | P-VALUE | BASELINE | FOLLOW-UP | DIFFERENCE | P-VALUE | ||
| Weight, kg | 89.5 ± 14.2 | 89.1 ± 14.5 | – 0.4 | 0.24 | 88.6 ± 15.3 | 87.8 ± 14.7 | – 0.8 | 0.07 | 0.42 |
| BMI, kg/m2 | 33.2 ± 6.6 | 33.0 ± 6.6 | – 0.2 | 0.23 | 31.9 ± 5.4 | 31.6 ± 5.3 | – 0.3 | 0.07 | 0.48 |
| Waist-Hip Ratio | 0.927 ± 0.05 | 0.910 ± 0.07 | –0.017 | 0.002 | 0.919±0.06 | 0.915±0.07 | –0.004 | 0.83 | 0.014 |
| Total body fat, % | 41.3 ± 8.3 | 41.4 ± 9.2 | + 0.1 | 0.63 | 40.4 ± 9.4 | 39.6 ± 9.7 | – 0.8 | 0.02 | 0.09 |
| Visceral fat, % | 11.5 ± 4.0 | 11.3 ± 3.6 | – 0.2 | 0.55 | 11.3 ± 4.2 | 11.1 ± 3.8 | – 0.2 | 0.93 | 0.67 |
| Skeletal muscle, % | 26.2 ± 4.7 | 26.3 ± 4.8 | + 0.1 | 0.84 | 26.5 ± 5.1 | 26.8 ± 5.3 | + 0.3 | 0.11 | 0.49 |
| Cholesterol, mg/dl | 204.1 ± 43.3 | 183.8 ± 38.8 | – 20.3 | <0.0001 | 207.2 ± 43.9 | 182.4 ± 40.4 | – 24.8 | <0.0001 | 0.29 |
| Triglycerides, mg/dl | 123.7 ± 59.8 | 101.1 ± 45.0 | – 22.6 | <0.0001 | 132.2 ± 77.2 | 102.4 ± 50.5 | – 29.8 | <0.0001 | 0.81 |
| LDL-Chol | 133.8 ± 41.0 | 113.3 ± 36.1 | – 20.5 | <0.0001 | 136.8 ± 39.7 | 113.0 ± 37.3 | – 23.8 | <0.0001 | 0.63 |
| HDL-Chol | 44.4 ± 9.9 | 50.1 ± 7.6 | + 5.7 | <0.0001 | 44.2 ± 16.8 | 48.9 ± 8.3 | + 4.7 | <0.0001 | 0.72 |
[i] LDL = low-density lipoproteins. HDL = high-density lipoproteins. Chol = cholesterol. Difference = difference between means. P-value* = P-value comparing the mean values within each group, with a paired t-test. P-value# = P-value comparing the difference in mean values between the groups, with a t-test.
Figure 3
Change in cardiometabolic parameters by group.
a. change in low-density lipoproteins (LDL). b. change in triglycerides. c. change in cholesterol. d. change in high-density lipoproteins (HDL).