{"vid":"V697","name":"vision_duration","file_id":"F2","var_dcml":"0","var_intrvl":"discrete","var_width":"10","labl":"Vision - Duration in months or years","var_val_range":[{"units":null,"min":"1","max":"2"}],"var_sumstat":[{"value":"729","type":"vald"},{"value":"54","type":"invd"}],"var_catgry":[{"value":"1","labl":"Months","stats":"219","type":"freq"},{"value":"2","labl":"Years","stats":"510","type":"freq"},{"value":"Sysmiss","labl":null,"stats":"54","type":"freq"}],"var_format":"numeric","var_format_schema":"other","fid":"F2","sid":"157","survey_idno":"DDI-KEN-APHRC-Tackling-the-data-gaps-2018-v1.0"}