{"file_id":"F10","vid":"V1581","name":"WAZ","var_intrvl":"contin","var_dcml":"2","var_wgt":null,"var_is_wgt":null,"loc_start_pos":null,"loc_end_pos":null,"loc_width":"6","loc_rec_seg_no":null,"labl":"Weight for age z-score NCHS","var_imputation":null,"var_security":null,"var_resp_unit":null,"var_analysis_unit":null,"var_qstn_preqtxt":null,"var_qstn_qstnlit":null,"var_qstn_postqtxt":null,"var_qstn_ivuinstr":null,"var_universe":null,"var_universe_clusion":null,"var_sumstat":[{"value":"6658","type":"vald","wgtd":null},{"value":"91","type":"invd","wgtd":null},{"value":"-8.92","type":"min","wgtd":null},{"value":"9.99","type":"max","wgtd":null},{"value":"-1.379","type":"mean","wgtd":null},{"value":"1.352","type":"stdev","wgtd":null}],"var_txt":null,"var_catgry":[],"var_codinstr":null,"var_concept":[],"var_format":{"type":"numeric","schema":"other","category":null,"name":null},"var_notes":null,"var_val_range":{"min":"-8.92","max":"9.99"},"fid":"F10","sid":"108","survey_idno":"NPL-CBS-NMICS-2019-v1"}