*options obs=100 ;
options nocenter ;

/*------------------------------------------------
  by Jean Roth	Thu Nov  8 16:53:04 EST 2007
  This program reads the 1982 NCHS Natality Detail Data File 
  Report errors to jroth@nber.org
  This program is distributed under the GNU GPL.
  See end of this file and
  http://www.gnu.org/licenses/ for details.
 ----------------------------------------------- */

*  The following line should contain the directory
   where the SAS file is to be stored  ;

libname library ".";

*  The following line should contain
   the complete path and name of the raw data file.
   On a PC, use backslashes in paths as in C:\  ;

FILENAME datafile pipe "unzip -p /homes/data/natality/ftp.cdc.gov/pub/Health_Statistics/NCHS/Datasets/DVS/natality/Nat1982.zip ";

*  The following line should contain the name of the SAS dataset ;

%let dataset = library.natl1982;

DATA &dataset ;

INFILE datafile LRECL = 20000 ;
attrib  datayear     length=3     label="Data year";                            
attrib  stresexp     length=3     label="Expanded State of Residence";          
attrib  reparea      length=$1    label="Reporting Area";                       
attrib  rectype      length=3     label="Record type";                          
attrib  restatus     length=3     label="Resident status";                      
attrib  stateres     length=3     label="NCHS State of Residence";              
attrib  cntyres      length=$5    label="NCHS County of Residence";             
attrib  cityres      length=$3    label="NCHS City of Residence";               
attrib  citrspop     length=$1    label="Population size - place of residence"; 
attrib  smsares      length=$3    label="Standard Metropolitan Statistical Area SMSA of residence";
attrib  metrores     length=$1    label="Met/Nonmet county of residence";       
attrib  divres       length=3     label="Division of residence";                
attrib  stsubres     length=3     label="State Subcode of Residence";           
attrib  statenat     length=3     label="NCHS State of Occurence";              
attrib  cntynat      length=4     label="NCHS County of Occurence";             
attrib  divocc       length=3     label="Division of occurrence";               
attrib  stsubocc     length=3     label="State Subcode of occurrence";          
attrib  csex         length=3     label="Sex of Child";                         
attrib  birattnd     length=3     label="Attendant at birth";                   
attrib  frace        length=3     label="Race of Father";                       
attrib  mrace        length=3     label="Race of Mother";                       
attrib  crace        length=3     label="Race of Child";                        
attrib  crace3       length=3     label="Race of Child Recode";                 
attrib  dmage        length=3     label="Age of Mother";                        
attrib  mage36       length=3     label="Age of Mother recode 36";              
attrib  mage15       length=3     label="Age of Mother recode 15";              
attrib  mage12       length=3     label="Age of Mother recode 12";              
attrib  mage8        length=3     label="Age of Mother recode 8";               
attrib  mage7        length=3     label="Age of Mother recode 7";               
attrib  mage6        length=3     label="Age of Mother recode 6";               
attrib  nlbnl        length=3     label="Born alive";                           
attrib  nlbnd        length=3     label="Born alive";                           
attrib  nlbd         length=3     label="Number of children born dead ( fetal deaths )";
attrib  dtotord      length=3     label="Total birth order";                    
attrib  totord9      length=3     label="Total birth order recode";             
attrib  dlivord      length=3     label="Detail Live birth order";              
attrib  livord9      length=3     label="Live birth order Recode 9";            
attrib  livord8      length=3     label="Live birth order Recode 8";            
attrib  livord7      length=3     label="Live birth order Recode 7";            
attrib  livord6      length=3     label="Live birth order Recode 6";            
attrib  livord3      length=3     label="Live birth order Recode 3";            
attrib  dfage        length=3     label="Age of Father";                        
attrib  fage11       length=3     label="Age of Father Recode";                 
attrib  dbirwt       length=4     label="Birthweight";                          
attrib  birwt12      length=3     label="Birthweight Recode 12";                
attrib  birwt3       length=3     label="Birthweight Recode 3";                 
attrib  pldel        length=3     label="Place of Delivery";                    
attrib  dplural      length=3     label="Plurality";                            
attrib  plural3      length=3     label="Plurality recode 3";                   
attrib  plural2      length=3     label="Plurality recode 2";                   
attrib  birmon       length=3     label="Month of birth";                       
attrib  birday       length=3     label="Birth Date - Day";                     
attrib  lmpmon       length=3     label="Month Last Normal Menses Began";       
attrib  lmpday       length=3     label="Day Last Normal Menses Began";         
attrib  lmpyr        length=$1    label="Year Last Normal Menses Began";        
attrib  dgestat      length=3     label="Gestation";                            
attrib  gestat10     length=3     label="Gestation Recode 10";                  
attrib  gestat3      length=3     label="Gestation Recode 3";                   
attrib  dmeduc       length=3     label="Education of Mother Detail";           
attrib  meduc14      length=3     label="Education of Mother Recode 14";        
attrib  meduc6       length=3     label="Education of Mother Recode 6";         
attrib  dfeduc       length=3     label="Education of Father";                  
attrib  feduc14      length=3     label="Education of Father Recode 14";        
attrib  dmar         length=3     label="Marital Status";                       
attrib  mar2         length=3     label="Marital Status Recode 2";              
attrib  monprec      length=$1    label="Detail Month Prenatal Care began";     
attrib  mpre10       length=3     label="Month Prenatal Care began Recode 10";  
attrib  mpre6        length=3     label="Month Prenatal Care began Recode 6";   
attrib  llbmon       length=3     label="Month of Last Live Birth";             
attrib  llbyr        length=3     label="Year of Last Live Birth";              
attrib  disllb       length=3     label="Interval since last live birth";       
attrib  isllb17      length=3     label="Interval since last live birth Recode 17";
attrib  isllb10      length=3     label="Interval since last live birth Recode 10";
attrib  isllb8       length=3     label="Interval since last live birth Recode 8";
attrib  lfdmon       length=3     label="Date of Last Fetal Death - Month";     
attrib  lfdyr        length=3     label="Date of Last Fetal Death - Year";      
attrib  lfdflg       length=3     label="Flag Last Fetal Death Valid Date Flag";
attrib  dlfd         length=3     label="Detail Interval Since Last Fetal Death";
attrib  dterm        length=3     label="Detail Interval Since Termination of Last Pregnancy";
attrib  term9        length=3     label="Interval Since Termination of Last Pregnancy Recode 9";
attrib  outcome      length=3     label="Outcome of Last Pregnancy";            
attrib  mplbir       length=3     label="Mother's Place of Birth";              
attrib  nprevis      length=3     label="Total Number of Prenatal Visits";      
attrib  congen       length=3     label="Congenital Malformation";              
attrib  marstrflg    length=3     label="Marital Status (by state) flag";       
attrib  educstrflg   length=3     label="Education of Parents (By State) flag"; 
attrib  lmprflg      length=3     label="Date of Last Normal Menses (by state) flag";
attrib  monprerflg   length=3     label="Month prenatal care began (by state) flag";
attrib  llbrflg      length=3     label="Date of Last Live Birth (by State) flag";
attrib  lfdrflg      length=3     label="Date of Last Fetal Death (by State) flag";
attrib  marsmsarflg  length=3     label=" Marital Status (by SMSA) flag";       
attrib  educsmsarflg length=3     label="Education of Parents (By State) flag"; 
attrib  congenrflg   length=3     label="Congenital Malformations (by state) flag";
attrib  nprevisrflg  length=3     label="Total Number of Prenatal Visits (by state) flag";
attrib  ethnicrflg   length=3     label="Ethnicity (by state) flag";            
attrib  omapsrflg    length=3     label="One Minute Apgar Score (by state) flag";
attrib  fmapsrflg    length=3     label="Five Minute Apgar Score (by state) flag";
attrib  marstoflg    length=3     label="Marital Status (by state) flag";       
attrib  educstoflg   length=3     label="Education of Parents (by state) flag"; 
attrib  lmpoflg      length=3     label="Date of last normal menses (by state) flg";
attrib  monpreoflg   length=3     label="Month prenatal care began (by state)"; 
attrib  llboflg      length=3     label="Date of last live birth (by state) flag";
attrib  lfdoflg      length=3     label="Date of last fetal death (by state) flag";
attrib  congenflg    length=3     label="Congenital Malformations (by state) flag";
attrib  nprevisoflg  length=3     label="Total Number of Prenatal Visits (by state) flag";
attrib  ethnicoflg   length=3     label="Ethnicity (by state) flag";            
attrib  omapsoflg    length=3     label="One Minute Apgar Score (by state) flag";
attrib  fmapsoflg    length=3     label="Five Minute Apgar Score (by state) flag";
attrib  attend       length=3     label="Person in Attendance";                 
attrib  oterml20     length=3     label="Number of Other Terminations Before 20 Weeks";
attrib  otermm20     length=3     label="Number of Other Terminations After 20 Weeks";
attrib  omaps        length=3     label="One Minute Apgar Score";               
attrib  omapsr       length=3     label="One Minute Apgar Score Recode";        
attrib  fmaps        length=3     label="Five Minute Apgar Score";              
attrib  fmapsr       length=3     label="Five Minute Apgar Score Recode";       
attrib  origm        length=3     label="Origin or Descent of Mother";          
attrib  origf        length=3     label="Origin or Descent of Father";          
attrib  gestimp      length=3     label="Gestation Imputation Flag";            
attrib  regnres      length=3     label="Region of Residence";                  
attrib  regnocc      length=3     label="Region of Occurrence";                 
attrib  stoccfip     length=3     label="State of Occurrence (FIPS)";           
attrib  cntocfip     length=4     label="County of Occurrence (FIPS)";          
attrib  stresfip     length=3     label="State of Residence (FIPS)";            
attrib  cntyrfip     length=$5    label="County of Residence (FIPS)";           
attrib  smsarfip     length=$4    label="FIPS SMSA of Residence";               
attrib  recwt        length=3     label="Record Weight";                        
attrib  nprev28      length=3     label="Number of Prenatal Visits Recode";     
attrib  nprev12      length=3     label="Number of Prenatal Visits Recode";     
attrib  stnatexp     length=3     label="Expanded State of Occurrence";         


INPUT

@1    datayear       1. 
@2    stresexp       2. 
@4    reparea       $1. 
@11   rectype        1. 
@12   restatus       1. 
@13   stateres       2. 
@13   cntyres       $5. 
@18   cityres       $3. 
@21   citrspop      $1. 
@22   smsares       $3. 
@25   metrores      $1. 
@26   divres         1. 
@26   stsubres       2. 
@28   statenat       2. 
@28   cntynat        5. 
@33   divocc         1. 
@33   stsubocc       2. 
@35   csex           1. 
@36   birattnd       1. 
@37   frace          1. 
@38   mrace          1. 
@39   crace          1. 
@40   crace3         1. 
@41   dmage          2. 
@43   mage36         2. 
@45   mage15         2. 
@47   mage12         2. 
@49   mage8          1. 
@50   mage7          1. 
@51   mage6          1. 
@52   nlbnl          2. 
@54   nlbnd          2. 
@56   nlbd           2. 
@58   dtotord        2. 
@60   totord9        1. 
@61   dlivord        2. 
@63   livord9        1. 
@64   livord8        1. 
@65   livord7        1. 
@66   livord6        1. 
@67   livord3        1. 
@69   dfage          2. 
@71   fage11         2. 
@73   dbirwt         4. 
@77   birwt12        2. 
@79   birwt3         1. 
@80   pldel          1. 
@81   dplural        1. 
@82   plural3        1. 
@83   plural2        1. 
@84   birmon         2. 
@86   birday         2. 
@88   lmpmon         2. 
@90   lmpday         2. 
@92   lmpyr         $1. 
@93   dgestat        2. 
@95   gestat10       2. 
@97   gestat3        1. 
@98   dmeduc         2. 
@100  meduc14        2. 
@102  meduc6         1. 
@103  dfeduc         2. 
@105  feduc14        2. 
@107  dmar           1. 
@108  mar2           1. 
@109  monprec       $1. 
@110  mpre10         2. 
@112  mpre6          1. 
@113  llbmon         2. 
@115  llbyr          2. 
@117  disllb         3. 
@120  isllb17        2. 
@122  isllb10        2. 
@124  isllb8         1. 
@125  lfdmon         2. 
@127  lfdyr          2. 
@129  lfdflg         1. 
@130  dlfd           3. 
@133  dterm          3. 
@136  term9          1. 
@137  outcome        1. 
@138  mplbir         2. 
@140  nprevis        2. 
@142  congen         1. 
@146  marstrflg      1. 
@147  educstrflg     1. 
@148  lmprflg        1. 
@149  monprerflg     1. 
@150  llbrflg        1. 
@151  lfdrflg        1. 
@152  marsmsarflg    1. 
@153  educsmsarflg   1. 
@154  congenrflg     1. 
@155  nprevisrflg    1. 
@157  ethnicrflg     1. 
@158  omapsrflg      1. 
@159  fmapsrflg      1. 
@161  marstoflg      1. 
@162  educstoflg     1. 
@163  lmpoflg        1. 
@164  monpreoflg     1. 
@165  llboflg        1. 
@166  lfdoflg        1. 
@167  congenflg      1. 
@168  nprevisoflg    1. 
@170  ethnicoflg     1. 
@171  omapsoflg      1. 
@172  fmapsoflg      1. 
@176  attend         1. 
@177  oterml20       2. 
@179  otermm20       2. 
@181  omaps          2. 
@183  omapsr         1. 
@184  fmaps          2. 
@186  fmapsr         1. 
@187  origm          2. 
@189  origf          2. 
@181  gestimp        1. 
@192  regnres        1. 
@193  regnocc        1. 
@194  stoccfip       2. 
@194  cntocfip       5. 
@199  stresfip       2. 
@199  cntyrfip      $5. 
@204  smsarfip      $4. 
@208  recwt          1. 
@209  nprev28        2. 
@211  nprev12        2. 
@214  stnatexp       2. 
;

proc print data=&dataset. (obs=6);

proc contents data=&dataset.;

/*
Copyright 2007 shared by the National Bureau of Economic Research and Jean Roth

National Bureau of Economic Research.
1050 Massachusetts Avenue
Cambridge, MA 02138
jroth@nber.org

This program and all programs referenced in it are free software. You
can redistribute the program or modify it under the terms of the GNU
General Public License as published by the Free Software Foundation;
either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
USA.
*/