Table 2. The changes in glycemic control after 12 weeks of exercise training.
| Variable | Group | Pre | Post | ∆diff (%) |
|---|---|---|---|---|
| C-peptide (ng/ml) | HIE | 2.9±1.3 | 4.7±2.1† | 1.8 (62.1) |
| LIE | 3.9±2.3 | 5.4±2.2 | 1.5 (38.5) | |
| Insulin (μU/ml) | HIE | 42.1±27.4 | 18.7±8.8l* | −23.4 (55.6) |
| LIE | 58.3±38.8 | 46.5±41.4 | −11.8 (20.2) | |
| Glucose (mg/dl) | HIE | 174.3±25.5 | 138.8±35.7† | −35.5 (20.1) |
| LIE | 175.3±18.5 | 131.8±26.4 | −70.2 (36.6) | |
| HOMA-IR | HIE | 17.4±10.5 | 6.5±3.4† | −10.9 (62.6) |
| LIE | 24.9±16.7 | 13.5±11.4 | −11.4 (45.8) | |
| HbA1c (%) | HIE | 8.8±3.3 | 6.6±1.0 | −2.2 (25.0) |
| LIE | 7.4±1.2 | 6.4±0.4 | −1.0 (13.5) | |
| Leptin (ng/dl) | HIE | 1,923±670 | 1,178±406† | −745 (38.7) |
| LIE | 1,423±683 | 979±618 | −444 (31.2) |
Values are means±SD, HIE: high-intensity exercise; LIE: low-intensity exercise. *Significant difference within group (p<0.05). †Significant difference compared with LIE (p<0.05)