{"vid":"V5","name":"mass","file_id":"F3","var_dcml":"0","var_intrvl":"contin","var_width":"10","labl":"Mass [mg\/m3]","var_respunit":"The recordings","var_qstn_preqtxt":"na","var_qstn_qstnlit":"na","var_qstn_postqtxt":"na","var_qstn_ivulnstr":"na","var_val_range":[{"units":"REAL","min":"4","max":"64800"}],"var_universe":"Indoor air data covered households with pregnant women","universe_clusion":"I","var_sumstat":[{"value":"45153","type":"vald"},{"value":"0","type":"invd"},{"value":"4","type":"min"},{"value":"64800","type":"max"},{"value":"263.089","type":"mean"},{"value":"1111.727","type":"stdev"}],"var_txt":"The mass","var_format":"numeric","var_format_schema":"other","fid":"F3","sid":"127","survey_idno":"DDI-KEN-APHRC-AIRPOLLUTION-2014-v01."}