Table 2.
Correlations between changes in deoxyhemoglobin concentrations ([HHb]) and changes in muscle cross-sectional area (CSA) for high-load resistance training (HL-RT), high-load resistance training with blood flow restriction (HL-BFR), low-load blood flow restriction (LL-BFR) and all groups together.
| Variable | CSA (%) (T1–T2) | CSA (%) (T2–T3) | CSA (%) (T1–T3) | |
|---|---|---|---|---|
| HL-RT [HHb] (T1–T2) | r | 0.30 | ||
| P | 0.19 | |||
| HL-RT [HHb] (T2–T3) | r | 0.14 | ||
| P | 0.56 | |||
| HL-RT [HHb] (T1–T3) | r | 0.03 | ||
| P | 0.90 | |||
| HL-BFR [HHb] (T1–T2) | r | 0.136 | ||
| P | 0.580 | |||
| HL-BFR [HHb] (T2–T3) | r | 0.43 | ||
| P | 0.08 | |||
| HL-BFR [HHb] (T1–T3) | r | 0.05 | ||
| P | 0.86 | |||
| LL-BFR [HHb] (T1–T2) | r | 0.10 | ||
| P | 0.67 | |||
| LL-BFR [HHb] (T2–T3) | r | 0.71 | ||
| P | 0.0008∗ | |||
| LL-BFR [HHb] (T1–T3) | r | 0.36 | ||
| P | 0.22 | |||
| All protocols [HHb] (T1-T2) | r | 0.05 | ||
| P | 0.71 | |||
| All protocols [HHb] (T2–T3) | r | 0.09 | ||
| P | 0.23 | |||
| All protocols [HHb] (T1–T3) | r | 0.05 | ||
| P | 0.75 |
∗Significant correlation (P < 0.05).