| Conventional teaching Mean % (SD) | Blended learning Mean % (SD) | P value * |
---|---|---|---|
Total test score (28 test items) | |||
 Pre-intervention test | 31.2 (11.5) | 31.0 (13.2) | 0.917 |
 Immediate post-intervention test | 50.3 (17.1) | 75.3 (16.2) | < 0.001 |
 Delayed post-intervention test | 37.6 (16.4) | 57.7 (18.5) | < 0.001 |
Basic analysis (3 tests items) †| |||
 Pre-intervention test | 31.8 (27.5) | 37.5 (25.6) | 0.225 |
 Immediate post-intervention test | 57.2 (25.2) | 68.6 (22.9) | 0.007 |
 Delayed post-intervention test | 37.6 (16.4) | 54.2 (26.9) | < 0.001 |
Rhythm abnormalities (12 tests items) ‡ | |||
 Pre-intervention test | 33.9 (15.5) | 34.7 (15.9) | 0.759 |
 Immediate post-intervention test | 47.3 (22.4) | 73.3 (22.0) | < 0.001 |
 Delayed post-intervention test | 38.4 (19.0) | 59.0 (21.5) | < 0.001 |
Waveform abnormalities (13 tests items) § | |||
 Pre-intervention test | 27.4 (14.8) | 27.4 (17.3) | 0.990 |
 Immediate post-intervention test | 51.4 (19.2) | 78.6 (17.9) | < 0.001 |
 Delayed post-intervention test | 37.9 (20.3) | 57.3 (22.5) | < 0.001 |