Mainstage Variables search
Find the variables you need for your research by searching by variable name, by data file or by index term. Explore How to use the Variable Search. Our Main Survey User Guide and list of key variables for the analysis of individual response data may also help you.
| Variable | Label | Datafile | Waves |
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| pregsmk35 | pregnancy 5: No. of cigarettes smoked during third trimester |
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| pregsmkfh | No. of cigarettes smoked during pregnancy |
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| pregsmkfh1 | natchild no. 1: No. of cigarettes smoked during pregnancy |
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| pregsmkfh2 | natchild no. 2: No. of cigarettes smoked during pregnancy |
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| pregsmkfh3 | natchild no. 3: No. of cigarettes smoked during pregnancy |
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| pregsmkfh4 | natchild no. 4: No. of cigarettes smoked during pregnancy |
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| pregsmkfh5 | natchild no. 5: No. of cigarettes smoked during pregnancy |
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| pregsmkfh6 | natchild no. 6: No. of cigarettes smoked during pregnancy |
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| pregsmkfh7 | natchild no. 7: No. of cigarettes smoked during pregnancy |
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| pregsmkfh8 | natchild no. 8: No. of cigarettes smoked during pregnancy |
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| pregsmkfh9 | natchild no. 9: No. of cigarettes smoked during pregnancy |
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| pregsmoke1 | pregnancy 1: Smoked during pregnancy |
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| pregsmoke2 | pregnancy 2: Smoked during pregnancy |
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| pregsmoke3 | pregnancy 3: Smoked during pregnancy |
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| pregsmoke4 | pregnancy 4: Smoked during pregnancy |
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| pregsmoke5 | pregnancy 5: Smoked during pregnancy |
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| pregsmokefh | Smoked during pregnancy |
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| pregsmokefh1 | natchild no. 1: Smoked during pregnancy |
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| pregsmokefh2 | natchild no. 2: Smoked during pregnancy |
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| pregsmokefh3 | natchild no. 3: Smoked during pregnancy |
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| pregsmokefh4 | natchild no. 4: Smoked during pregnancy |
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| pregsmokefh5 | natchild no. 5: Smoked during pregnancy |
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| pregsmokefh6 | natchild no. 6: Smoked during pregnancy |
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| pregsmokefh7 | natchild no. 7: Smoked during pregnancy |
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| pregsmokefh8 | natchild no. 8: Smoked during pregnancy |
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| pregsmokefh9 | natchild no. 9: Smoked during pregnancy |
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| pregspd1 | pregnancy 1: Sperm donation |
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| pregspd2 | pregnancy 2: Sperm donation |
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| pregspd3 | pregnancy 3: Sperm donation |
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| pregspd4 | pregnancy 4: Sperm donation |
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| pregspd5 | pregnancy 5: Sperm donation |
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| pregspdcp | Sperm donation |
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