Development and validation of the oral presentation evaluation scale (OPES) for nursing students

BMC Medical Education

Table 5 Correlation coefficients for total scores and subscale scores for the OPES, PRCA, and SPCC

Instruments & subscales	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16
1. OPES
2. Accuracy of content	.82
3. Effective Communication	.89	.62
4. Clarity of speech	.87	.58	.64
5. PRCA	−.51	−.38	−.53	−.39
6. Group discussion	−.35	−.30	−.36	−.25	.73
7. Meetings	−.46	−.33	−.48	−.35	.90	.57
8. Interpersonal	−.41	−.30	−.42	−.32	.86	.54	.69
9. Public Speaking	−.48	−.32	−.51	−.39	.84	.40	.71	.64
10. SPCC	.45	.35	.46	.34	−.55	−.35	−.46	−.53	−.50
11. Public	.48	.37	.49	.36	−.57	−.35	−.50	−.49	−.55	.92
12. Meeting	.41	.30	.44	.30	−.53	−.33	−.45	−.52	−.48	.95	.84
13. Group	.41	.33	.40	.32	−.49	−.33	−.40	−.48	−.43	.94	.83	.86
14. Dyad	.40	.33	.40	.29	−.48	−.29	−.38	−.50	−.42	.94	.79	.87	.88
15. Stranger	.40	.30	.44	.27	−.52	−.26	−.44	−.53	−.49	.93	.83	.89	.87	.90
16. Acquaintance	.42	.30	.43	.32	−.51	−.32	−.41	−.49	−.46	.94	.88	.90	.89	.87	.82
17. Friend	.41	.37	.37	.34	−.47	−.39	−.39	−.40	−.39	.82	.79	.77	.79	.75	.61	.73

OPES Oral Presentation Evaluation Scale, PRCA Personal Report of Communication Apprehension, SPCC Self-Perceived Communication Competence
Bold figures all p < .001.

ISSN: 1472-6920