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- 威望
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- 论坛币
 - -28984312 个
- 通用积分
- 3823.6007
- 学术水平
- 108 点
- 热心指数
- 119 点
- 信用等级
- 91 点
- 经验
- 49334 点
- 帖子
- 1168
- 精华
- 1
- 在线时间
- 651 小时
- 注册时间
- 2013-3-22
- 最后登录
- 2024-3-17
 | 开心 2019-2-8 06:29:58 |
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如题所示,下面给出一个单变量分析的sas宏,对建立评分卡的探索分析工作非常有帮助,只需输入一个数据集,数据集的每一个变量的缺失情况,0值情况,排序后按groups个数百分比占比分析等等,简单实用,去掉工作中的重复劳动,其中sasin=是输入数据集,其他为空则分析全部变量,好用请点赞哦!
- %MACRO CROSSTAB(SASIN=,VARLIST=,ADDVAR=,DROPLIST=,TARGET=,GROUPS=10,
- PRTORDER=PVALUE,RISKTITL=1 -- HIGH RISK);
- /*------------------------------------------------------------------
- THIS MACRO DIVIDES EACH VARIABLE IN THE 'VARLIST' INTO
- DECILES, COMPUTE THE 'TARGET' RATES (EG. RESPONSE RATE, BAD RATE,
- ETC.) IN EACH DECILE, AND MEAN OF ALL 'ADDVAR' VARIABLES
- PRTORDER: TAKES VALUE OF 'PVALUE' OR 'VARIABLE', IT DETERMINES THE
- PRINT ORDER: BY P-VALUE OR ALPHABETIC ORDER OF VARIABLE NAMES
- DROPLIST: OVERRIDES VARLIST
- -------------------------------------------------------------------*/
- OPTIONS NOCENTER PS=120 PAGENO=1;
- * DM 'LOG' CLEAR;
- * DM 'OUTPUT' CLEAR;
- %IF &TARGET= %THEN %DO;
- %LET TARGET=DUMMYZZZ;
- %END;
- DATA SASINZZZ;
- SET &SASIN;
- %IF &TARGET=DUMMYZZZ %THEN %DO;
- &TARGET=1;
- %END;
- %IF &DROPLIST NE %THEN %DO;
- DROP &DROPLIST;
- %END;
- %ELSE %IF &VARLIST NE %THEN %DO;
- KEEP &VARLIST &TARGET &ADDVAR;
- %END;
- RUN;
- PROC CONTENTS DATA=SASINZZZ (DROP=&TARGET &ADDVAR)
- OUT=DTCONTS (KEEP=NAME LABEL TYPE) NOPRINT;
- RUN;
- DATA DTCONTS;
- SET DTCONTS;
- NAME=UPCASE(NAME);
- RUN;
- PROC SORT DATA=DTCONTS;
- BY NAME;
- RUN;
- DATA DTCONTS;
- SET DTCONTS;
- RANK='RK' || LEFT(_N_);
- RUN;
- DATA _NULL_;
- SET DTCONTS END=FINAL;
- I+1;
- CALL SYMPUT('VAR_A'||LEFT(I),TRIM(NAME));
- IF TYPE=1 THEN CALL SYMPUT('RK_A'||LEFT(I),TRIM(RANK));
- ELSE CALL SYMPUT('RK_A'||LEFT(I),TRIM(NAME));
- CALL SYMPUT('LBL'|| LEFT(I),TRIM(LABEL));
- CALL SYMPUT('TYPE'||LEFT(I),TYPE);
- IF FINAL THEN CALL SYMPUT('N_TZ',LEFT(I));
- RUN;
- %DO I=1 %TO &N_TZ;
- %LET SASMEAN=SASINZZZ;
- %IF &&TYPE&I=1 %THEN %DO;
- %LET SASMEAN=SASINTMP;
- PROC RANK DATA=SASINZZZ (KEEP=&&VAR_A&I &TARGET &ADDVAR)
- OUT=SASINTMP GROUPS=&GROUPS;
- VAR &&VAR_A&I;
- RANKS RANKTMP;
- RUN;
- DATA SASINTMP;
- SET SASINTMP;
- &&RK_A&I=PUT(RANKTMP,2.);
- DROP RANKTMP;
- RUN;
- %END;
- PROC MEANS DATA=&SASMEAN (KEEP=&&VAR_A&I &TARGET &&RK_A&I &ADDVAR)
- MISSING NOPRINT;
- CLASS &&RK_A&I;
- %IF &&TYPE&I = 1 %THEN %DO;
- VAR &&VAR_A&I &TARGET &ADDVAR;
- OUTPUT OUT=MEANOZZZ MEAN(&TARGET &ADDVAR)=
- MEAN(&&VAR_A&I)=MEAN_
- MIN(&&VAR_A&I)=MIN_
- MAX(&&VAR_A&I)=MAX_;
- %END;
- %ELSE %DO;
- VAR &TARGET &ADDVAR;
- OUTPUT OUT=MEANOZZZ MEAN=;
- %END;
- RUN;
- *** CALCULATE P-VALUE FOR ROW AND COLUMN INDEPENDENCE;
- %LET DOCHISQ=Y;
- DATA _NULL_;
- SET MEANOZZZ END=FINAL;
- IF _TYPE_=0 AND (&TARGET=0 OR &TARGET=1) THEN
- CALL SYMPUT('DOCHISQ','N');
- IF FINAL AND _N_=2 THEN
- CALL SYMPUT('DOCHISQ','N');
- RUN;
- DATA CHISQA;
- SET MEANOZZZ;
- IF _TYPE_>0;
- GROUPZ='A';
- WGT=ROUND(_FREQ_*&TARGET,1);
- RUN;
- DATA CHISQB;
- SET MEANOZZZ;
- IF _TYPE_>0;
- GROUPZ='B';
- WGT=_FREQ_-ROUND(_FREQ_*&TARGET,1);
- RUN;
- DATA CHISQ;
- SET CHISQA CHISQB;
- KEEP &&RK_A&I GROUPZ WGT;
- RUN;
- %IF &DOCHISQ=N %THEN %DO;
- DATA FREQOUT;
- LENGTH VARNAME $15;
- _PCHI_=0;
- P_PCHI=1;
- VARNAME="&&VAR_A&I";
- RUN;
- %END;
- %ELSE %DO;
- PROC FREQ DATA=CHISQ NOPRINT;
- WEIGHT WGT;
- TABLES &&RK_A&I*GROUPZ/CHISQ MISSING;
- OUTPUT OUT=FREQOUT (KEEP=_PCHI_ P_PCHI) PCHI;
- RUN;
- DATA FREQOUT;
- LENGTH VARNAME $15;
- SET FREQOUT;
- VARNAME="&&VAR_A&I";
- RUN;
- %END;
- PROC APPEND BASE=PVALUE DATA=FREQOUT;
- RUN;
- **** CREATE PRINT OUT FILES;
- DATA MEANOZZZ;
- SET MEANOZZZ;
- RETAIN TOTAL AVGODDS;
- IF &TARGET=1 THEN ODDS=0;
- ELSE ODDS=&TARGET/(1 - &TARGET);
- IF _TYPE_=0 THEN DO;
- TOTAL=_FREQ_;
- AVGODDS=ODDS;
- END;
- IF _TYPE_=1 AND &&RK_A&I=' ' THEN &&RK_A&I='-1';
- FREQPCT=_FREQ_/TOTAL*100;
- &TARGET=&TARGET*100;
- IF AVGODDS=0 THEN STDODDS=0; ELSE STDODDS=ODDS/AVGODDS;
- RUN;
- PROC SORT DATA=MEANOZZZ OUT=MEANO&I;
- BY DESCENDING _TYPE_;
- RUN;
- %IF %EVAL(&I/50)*50 = &I %THEN %DO;
- OPTIONS NOTES;
- PROC DATASETS;
- DELETE SASINTMP MEANOZZZ CHISQA CHISQB CHISQ FREQOUT;
- QUIT;
- %END;
- %ELSE %DO;
- OPTIONS NONOTES;
- %END;
- %END;
- DATA PVALUE;
- SET PVALUE;
- ORD_ALPH=_N_;
- CALL SYMPUT('PCHI'|| LEFT(_N_),TRIM(PUT(_PCHI_,8.)));
- RUN;
- PROC SORT DATA=PVALUE; BY DESCENDING _PCHI_; RUN;
- DATA PVALUE;
- SET PVALUE;
- ORD_PCHI=_N_;
- CALL SYMPUT('OALPH'|| LEFT(_N_),TRIM(ORD_ALPH));
- RUN;
- %MACRO PRINTIT(I);
- PROC PRINT DATA=MEANO&I (DROP=_TYPE_) SPLIT='*';
- VAR &&RK_A&I
- %IF &&TYPE&I=1 %THEN %DO;
- MIN_ MAX_ MEAN_
- %END;
- _FREQ_ FREQPCT
- %IF &TARGET NE DUMMYZZZ %THEN %DO;
- &TARGET STDODDS
- %END;
- &ADDVAR;
- LABEL
- MIN_='MIN'
- MAX_='MAX'
- MEAN_='MEAN'
- &&RK_A&I='RANK/VALUE'
- _FREQ_='FREQ'
- FREQPCT='%FREQ'
- &TARGET='%1'
- STDODDS='STANDARDIZED*ODDS RATIO(%1)'
- ;
- FORMAT &&RK_A&I $RANKFT. FREQPCT &TARGET STDODDS
- MEAN_ &ADDVAR 8.4;
- RUN;
- %MEND PRINTIT;
- TITLE3 "TABLE FOR DEPENDENT VARIABLE: &TARGET, &RISKTITL";
- TITLE4 " ";
- %DO J=1 %TO &N_TZ;
- %IF %UPCASE(%SUBSTR(&PRTORDER,1,1))=P %THEN %LET I=&&OALPH&J;
- %ELSE %LET I=&J;
- %IF &J=1 %THEN %DO;
- TITLE5
- %END;
- %ELSE %DO;
- TITLE1 " ";
- TITLE2
- %END;
- "&&VAR_A&I --- &&LBL&I, _PCHI_ --- &&PCHI&I";
- %PRINTIT(&I);
- %END;
- %IF %UPCASE(%SUBSTR(&PRTORDER,1,1))=P %THEN %DO;
- PROC SORT DATA=PVALUE; BY ORD_ALPH; RUN;
- TITLE1 " ";
- TITLE2 "ALPHABETIC ORDER OF VARIABLES";
- DATA _NULL_;
- SET PVALUE;
- FILE PRINT LS=110;
- PUT
- VARNAME $15. +2
- ORD_PCHI 4. +1
- @@;
- RUN;
- PROC SORT DATA=PVALUE; BY ORD_PCHI; RUN;
- TITLE1 " ";
- TITLE2 "P-VLUE ORDER OF VARIABLES";
- DATA _NULL_;
- SET PVALUE;
- FILE PRINT LS=110;
- PUT
- VARNAME $15. +2
- ORD_PCHI 4. +1
- @@;
- RUN;
- %END;
- OPTIONS NOTES;
- PROC DATASETS;
- DELETE DTCONTS SASINZZZ MEANO1 - MEANO&N_TZ PVALUE;
- QUIT;
- TITLE;
- %MEND CROSSTAB;
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