| SIDS | p | All deaths | p | Respiratory deaths | p |
---|---|---|---|---|---|---|
Reported smoking | Â | <0.0001 | Â | 0.0001 | Â | 0.0032 |
   No cigarette use | 1.0 |  | 1.0 |  | 1.0 |  |
   Cigarette use | 1.9 |  | 1.5 |  | 3.0 |  |
Gender | Â | <0.0001 | Â | <0.0001 | Not significant | |
   Female | 1.0 |  | 1.0 |  |  |  |
   Male | 2.0 |  | 1.4 |  |  |  |
Marital status | Â | <0.0001 | Â | <0.0001 | Â | 0.0127 |
   Married | 1.0 |  | 1.0 |  | 1.0 |  |
   Not married | 1.7 |  | 1.5 |  | 2.5 |  |
Pregnancy interval | Â | 0.0033 | Â | 0.0016 | Â | 0.0056 |
   12 months or more | 1.0 |  | 1.0 |  | 1.0 |  |
   Less than 12 mo. | 1.6 |  | 1.4 |  | 3.8 |  |
Gestational age | Â | 0.0053 | Â | <0.0001 | Not significant | |
   Term | 1.0 |  | 1.0 |  |  |  |
   Less than 37 weeks | 1.6 |  | 3.7 |  |  |  |
Any alcohol use | Not significant | Not significant | Not significant | |||
Education | Â | 0.0002 | Â | <0.0001 | Not significant | |
   More than college | 1.0 |  | 1.0 |  |  |  |
   College | 0.6 |  | 1.0 |  |  |  |
   Some college | 0.9 |  | 1.2 |  |  |  |
   High school | 0.9 |  | 1.2 |  |  |  |
   Some high school | 1.3 |  | 1.4 |  |  |  |
   Unknown | 0.7 |  | 2.1 |  |  |  |
Ethnicity | Â | 0.0204 | Not significant | Â | 0.0337 | |
   White | 1.0 |  |  |  | 1.0 |  |
   Hispanic | 0.8 |  |  |  | 1.8 |  |
   Black | 1.4 |  |  |  | 0.6 |  |
   Other | 0.7 |  |  |  | 4.5 |  |
Year of birth | Â | <0.0001 | Â | <0.0001 | Not significant | |
   1998 | 1.0 |  | 1.0 |  |  |  |
   1997 | 1.7 |  | 1.0 |  |  |  |
   1996 | 1.7 |  | 0.8 |  |  |  |
   1995 | 1.6 |  | 0.8 |  |  |  |
   1994 | 1.7 |  | 0.9 |  |  |  |
   1993 | 2.7 |  | 1.0 |  |  |  |
   1992 | 3.0 |  | 1.1 |  |  |  |
   1991 | 3.6 |  | 1.3 |  |  |  |
   1990 | 3.0 |  | 1.3 |  |  |  |
   1989 | 3.1 |  | 1.4 |  |  |  |