Table 1.

Characteristics of the respondents (N = 1,444)

Characteristic	Categories	n	%
Sex	Male	214	14.8
	Female	1230	85.2
Age (years)	< 20	5	0.4
	20–29	519	35.9
	30–39	601	41.6
	≥ 40	319	22.1
Service years	1–5	450	31.2
	6–10	377	26.1
	11–19	324	22.4
	≥ 20	293	20.3
Hospital level	Tertiary hospital A	955	66.1
	Tertiary hospital B	91	6.3
	Secondary hospital A	390	27
	Secondary hospital B	8	0.6
Profession	Doctor	261	18.1
	Nurse	1183	81.9
Highest education attained	Secondarya	27	1.9
	College	316	21.9
	Bachelor’s degree	943	65.3
	Master’s degree or above	158	10.9
Professional title	Junior	764	52.9
	Intermediate	535	37.1
	Senior	145	10
GCS application training	Yes	463	32.1
	No	981	67.9

GCS graduated compression stockings

^aEven in some Tertiary hospitals in China, there are a few nurses who have worked for more than 20 years who have only completed secondary education