Table 1. The demographic characteristics of Delphi panel experts .

Demographic variables	Frequency (%)
Gender
Male	24 (80.0)
Female	6 (20.0)
Age
30 to 39 years	11 (36.7)
40 to 49 years	14 (46.7)
50 years or older	5 (16.7)
Work experience in quality management
5 to 10 years	18 (60.0)
11 to 15 years	6 (20.0)
16 to 20 years	2 (6.7)
21 to 25 years	2 (6.7)
26 to 30 years	2 (6.6)
Education
Bachelor of Science	3 (10.0)
Master of Science	9 (30.0)
Doctor of Medicine	2 (6.7)
Doctor of Philosophy	16 (53.3)
Occupation
Academic	10 (33.3)
Quality manager	10 (33.3)
Hospital manager	2 (6.7)
Quality management consultant	8 (26.7)