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. 2021 May 14;9(1):e002134. doi: 10.1136/bmjdrc-2021-002134

Table 2.

Demographic variables and cardiometabolic health outcomes among adolescents with type 2 diabetes stratified according to participation in vigorous-intensity physical activity

Variable No vigorous-intensity physical activity Vigorous-intensity physical activity P value
n 97 67
Female, n (%) 67 (69.1) 46 (68.7) 1.000
Rural, n (%) 79 (81.4) 49 (73.1) 0.284
Indigenous, n (%) 94 (96.9) 56 (83.6) 1.00
Smoking, n (%) 36 (37.1) 11 (16.4) 0.007
Mean age (years) 15.32 (2.79) 14.81 (2.08) 0.210
Median duration of diabetes (years) 2.50 (1.53–4.63) 2.53 (1.07–3.96) 0.324
Mean BMI Z-score 2.31 (1.07) 2.53 (1.09) 0.191
Mean HbA1c (%) 10.0 (2.42) 9.01 (2.74) 0.016
Mean 24-hour SBP (mm Hg) 126.0 (9.3) 122.9 (10.1) 0.05
Mean 24-hour DBP (mm Hg) 73.2 (5.5) 70.0 (6.1) <0.001
Mean 24-hour MAP (mm Hg) 90.3 (6.1) 87.3 (6.1) 0.003
Median daytime systolic load (%) 28.1 (15.4–55.3) 23.6 (9.0–48.2) 0.189
Median daytime diastolic load (%) 15.9 (6.8–25.8) 10.10 (3.7–20.8) 0.052
Mean night-time systolic load 55.7 (32.4) 43.87 (31.2) 0.030
Mean LDL (mmol/L) 2.38 (0.77) 2.36 (0.56) 0.850
Mean HDL (mmol/L) 1.18 (0.38) 1.17 (0.28) 0.841
Median triglycerides (mmol/L) 1.40 (1.00–2.70) 1.60 (1.00–2.10) 0.901
Physical activity (MET-hour/week) 34.3 (13.4–80.6) 62.4 (37.7–121.4) <0.001

Data are presented as mean (SD) for normally distributed variables and median (IQR) for non-normally distributed variables.

BMI, body mass index; DBP, diastolic blood pressure; HbA1c, hemoglobin A1c; HDL, high-density lipoprotein; LDL, low-density lipoprotein; MAP, mean arterial pressure; MET, metabolic equivalent; SBP, systolic blood pressure.