Research Article
Barriers to Safe Oxygen Therapy and the Effect of the Training on the Knowledge and Performance of ICU Nurses
Table 5
Comparison of the mean scores of knowledge and performance and total score of oxygen therapy between two groups at different times of the study.
| Groups | Variables | Before mean ± SD | After-1 month mean ± SD | After-3 months mean ± SD | F | value |
| Intervention group | Knowledge (0–30) | 20.10 ± 2.59 | 24.41 ± 2.06 | 22.13 ± 2.76 | 29.19 | < 0.0001 | Practice (0–24) | 18.03 ± 1.67 | 21.54 ± 1.46 | 19.74 ± 1.51 | 49.68 | < 0.0001 | Total (0–54) | 38.13 ± 3.98 | 45.95 ± 2.87 | 41.87 ± 3.76 | 46.69 | < 0.0001 |
| Control group | Knowledge (0–30) | 20.47 ± 2.34 | 20.29 ± 2.24 | 20.24 ± 2.33 | 0.111 | = 0.895 | Practice (0–24) | 18.58 ± 1.50 | 18.05 ± 1.08 | 18.63 ± 1.61 | 1.93 | = 0.15 | Total (0–54) | 39.05 ± 3.62 | 38.34 ± 2.93 | 38.87 ± 3.30 | 0.623 | = 0.623 |
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value = ANOVA repeated measures test. |