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| Experimental group EF (%) | Control group EF (%) | |
|---|---|---|
| Sample | 38 | 42 |
| Mean | 51.5000 | 48.1905 |
| 95% CI of mean | 49.2308 to 53.7692 | 46.2157 to 50.1652 |
| Variance | 47.6622 | 40.1580 |
| SD | 6.9038 | 6.3370 |
| SEM | 1.1199 | 0.9778 |
