Table 3.

Independent variables assignment for multiple linear regression analysis.

Variables	Value description
Gender	Male = 1; Female = 2
Age (years)	18–39 = 1; ≥40 = 2
Educational level	High school and below = 1; Junior College = 2; Undergraduate and above = 3
Place of residence	Provincial capital = 1; Prefecture-level city = 2; County-level city = 3; Village = 4
Payment method for medical expenses	All at state expenses or by insurance company = 1; Partial expense = 2; All at their own expense = 3
Marital status	Unmarried = 1; Married = 2
Employment status	Full-time = 1; Part-time = 2; Unemployed = 3
Family income (CNY per person per month)	≤5,000 = 1; 5,001–8,000 = 2; 8,001–10,000 = 3; ≥10,001 = 4
Course of disease (years)	＜1 = 1; 1–5 = 2; 6–10 = 3; ＞10 = 4
Perceived public awareness of the disease	Not at all = 1; A little = 2; Very well = 3