Effect of an educational program about mentorship competencies on nurse mentors’ performance: a quasi-experimental study

Table 2 Nurse mentors’ knowledge pre-, and post-program (n = 30)

Domains	Pre-program		Post-program		^*Cohen’s d	^**t-test	^***p
Domains	Mean ± SD	Min-Max	Mean ± SD	Min-Max	^*Cohen’s d	^**t-test	^***p
1. Mentorship process	6.1 ± 1.8	3–8	15.4 ± 1.2	13–17	6.0796	23.982	< 0.001**
2. Adult learning principles	1.5 ± 0.6	0–2	3.3 ± 0.9	2–4	2.353394	8.992	< 0.001***
3. Mentorship skills	4.4 ± 2.0	1–7	7.9 ± 1.1	6–9	2.168524	8.292	< 0.001***
4. Mentorship methods and tools	10.2 ± 3.1	4–16	17.9 ± 1.3	15–20	3.239414	12.570	< 0.001***
5. Evaluation of clinical understanding	2.7 ± 1.3	0–5	7.1 ± 1.2	5–8	3.517187	13.731	< 0.001***
Total Mentors’ knowledge	25.0 ± 6.2	3–8	51.7 ± 3.3	47–57	5.376142	20.733	< 0.001***

*Cohen’s d: small effect size at < 0.5, medium effect size at 0.5 < 0.8, large effect size at > 0.8
**t-test: student t-test comparing between pre- and post-program means ***Statistically significant at p < 0.05

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