Table 1 GRADE assessment of evidence quality
Outcome | No. of Studies | Study Design | Relative Effect | Confidence Interval | Risk of Bias | Inconsistency | Indirectness | Imprecision | Quality of Evidence |
|---|---|---|---|---|---|---|---|---|---|
5 x time sit-to-stand | 5 | RCTs | -0.18 | [-0.36, 0.00] | Moderate | Not serious (I²=0%) | Not serious | Very serious | ⊕⊕◯◯ Low |
Knee extension strength | 2 | RCTs | 0.21 | [-0.60, 1.03] | Moderate | Very serious (I²=71%) | Not serious | Very serious | ⊕◯◯◯ Very low |
10 m walking speed | 4 | RCTs | 0.18 | [-0.10, 0.46] | Moderate | Not serious (I²=30%) | Not serious | Serious | ⊕⊕⊕◯ Moderate |
TUG | 2 | RCTs | -0.08 | [-0.32, 0.17] | Moderate | Not serious (I²=0%) | Not serious | Serious | ⊕⊕⊕◯ Moderate |
SPPB | 3 | RCTs | 1.14 | [-1.09, 3.37] | Moderate | Very serious (I²=98%) | Not serious | Very serious | ⊕◯◯◯ Very low |