survey_idno,sid,file_id,vid,name,labl,var_intrvl,var_dcml,var_wgt,var_start_pos,var_end_pos,var_width,var_imputation,var_security,var_respunit,var_qstn_preqtxt,var_qstn_qstnlit,var_qstn_postqtxt,var_qstn_ivuinstr,var_universe,var_sumstat,var_txt,var_catgry,var_codinstr,var_concept,var_format,var_notes NER_1992_DHS_v01_M,1453,F6,V110,v022,"Sample stratum number",contin,0,,,,,,,,,,,,,[],,[],,[],"{""type"":""numeric"",""schema"":""other"",""category"":null,""name"":null}","Sample strata defines the pairings or groupings of primary sampling units used in the calculation of sampling errors when using the Taylor series expansion method (for example, with the package Clusters)."