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Table 1 Definitions and coding of variables

From: Association of health-related private transfers with treatment compliance of musculoskeletal disorders in the rural elderly: evidence from an underdeveloped region of China

Variables Codes Definitions
MSD Treatment compliance 1 = Full compliance; 2 = Most compliance; 3 = Little compliance or not at all The degree of self-reported MSD treatment compliance
Age Continuous variable  
Gender 1 = male; 2 = female  
Marital status 1 = single; 2 = partnered  
Poverty 1 = Yes; 2 = No Whether the respondent was targeted for poverty alleviation
Job 1 = Yes; 2 = No Whether the interviewee had a job during the survey
Duration Continuous variable How many years the respondent had MSD by the time of the survey
Ability of daily life activities (ADL) Continuous variable Whether there was difficulty in ten physical activities, 1 = no difficulty, 4 = total difficulty, the variable range is 10–40
HRPTs 1 = None; 2 = ACTs_only; 3 = RFTs_only; 4 = Both The status of receiving transfer payments from children and relatives
Education 1 = Illiteracy; 2 = Primary school; 3 = Junior middle school and above  
Self-rated health (SRH) 1 = Good; 2 = general; 3 = poor; 4 = very poor  
Living arrangements 1 = Living alone or living with spouse; 2 = Living with grandchildren
3 = Living with children and grandchildren
Living arrangements with children and grandchildren
Comorbidities 1 = One type; 2 = two types; 3 = three types; 4 = Four types or more How many types of chronic conditions did the respondent suffer from (including MSD)