{"vid":"V700","name":"v700","file_id":"F1","var_dcml":"0","var_intrvl":"discrete","var_width":"8","labl":"16.4.4 Number of valid blows  (Idadi ya vipulizo saa hii)","var_respunit":"Adult(40-60 years old)","var_qstn_preqtxt":"Reversibility spirometry test","var_qstn_qstnlit":"Number of valid blows","var_qstn_postqtxt":"N\/A","var_qstn_ivulnstr":"Explain to participant that their lung function is low and the reversibility test will help us understand what the cause may be. They will be asked to use the puffer and wait for 15 minutes. Then they will need to do the spirometry test again.","var_universe":"Adult(40-60 years old)","universe_clusion":"I","var_sumstat":[{"value":"0","type":"vald"},{"value":"1190","type":"invd"}],"var_txt":"This is the number of valid blows","var_catgry":[{"value":"Sysmiss","labl":null,"stats":"1190","type":"freq"}],"var_concept":[{"name":"N\/A","vocab":null,"uri":null}],"var_format":"numeric","var_format_schema":"other","fid":"F1","sid":"170","survey_idno":"DDI-KEN-APHRC-AWIGen2-2019-v1.0"}