death from all causes
1 = Death from any cause
2 = otherwise

death from chd
1 = death from CHD
2 = otherwise

grade of work, 4 levels
1 = administrative
2 = professional/executive
3 = clerical
4 = other

never/ex/1-14/15-24/25+
1 = never
2 = ex
3 = 1-14 cig/day
4 = 15-24
5 = 25+

grade of work, 2 levels
1 = admin & prof
2 = clerical/othe

grouped cholesterol
1 = <150
2 = 150-199
3 = 200-249
4 = >249

systolic bp grouped
1 = <120
2 = 120-139
3 = 140-159
4 = >159