Table 1. Demographic characteristics of staffs participating in the study.

Item	Category	Numbers and percentage (%)	Item	Category	Numbers and percentage (%)
Gender	Male	80 (39.6)	Experience of using system	No more than 6 mo	21 (10.4)
	Female	122 (60.4)
Age	Under 25 y old	27 (13.4)		6 mo–1 y	11 (5.4)
	26–30 y old	51 (25.2)		1–2 y	24 (11.9)
	31–35 y old	38 (18.8)		2–3 y	26 (12.9)
	36–40 y old	46 (22.8)		More than 3 y	120 (59.4)
	41–45 y old	27 (13.4)
	Over 46 y old	13 (6.4)	Employment status	Permanent	59 (29.2)
Education degree	Associate	33 (16.3)		Temporary	32 (15.8)
	Bachelor	143 (70.8)		Contractual	60 (29.7)
	Master	22 (10.9)		Corporative	6 (3.0)
	Doctoral	1 (0.5)		Human resource program	45 (22.3)
	General Practitioner	3 (1.5)
			Departments	Laboratory	132 (65.3)
Training	Trained	97 (48.0)		Radiology	58 (28.7)
	Untrained	105 (52.0)		Nutrition	12 (6.0)

Note: The numerical figure is numbers, and the parenthesized value denotes the percentage