{"vid":"V524","name":"v524","file_id":"F1","var_intrvl":"discrete","var_width":"2","labl":"11.11.2 Have you undergone hip replacement surgery for osteoarthritis?","var_sumstat":[{"value":"41","type":"vald"},{"value":"0","type":"invd"}],"var_catgry":[{"value":"No","labl":null,"stats":"41","type":"freq"}],"var_format":"character","var_format_schema":"other","fid":"F1","sid":"170","survey_idno":"DDI-KEN-APHRC-AWIGen2-2019-v1.0"}