Indiana Infant Mortality Report
1990 - 2003

Table 14. Infant mortality rates by selected characteristics among all races: Indiana, 1990-1994 and 1999-2003 linked files

  Rate per 1,000 live births1 Percent change
1990-1994 to 1999-2003
Characteristics 1990-1994 1999-2003
         
Total 9.0 7.5 -16.9  
         
Sex        
     Male 10.2 8.3 -18.5  
     Female 7.8 6.6 -14.5  
         
Plurality        
     Single births 8.1 6.5 -19.4  
     Multiple births 44.7 35.8 -19.9  
         
Birth weight        
     Less than 2,500 grams 77.4 60.3 -22.0  
         Less than 1,500 grams 316.1 248.7 -21.3  
         1,500-2,499 grams 24.8 18.3 -26.5  
     2,500 grams or more 3.7 2.7 -27.5  
         
Gestational age        
     Less than 37 weeks 50.8 38.4 -24.3  
         Less than 32 weeks 217.2 186.3 -14.2  
         32-36 weeks 15.0 10.1 -32.9  
     37 weeks or more 4.0 3.0 -24.3  
         
Age of mother        
     Under 20 years 12.8 10.2 -20.5  
         Under 18 years 14.8 11.3 -23.7  
         18-19 years 11.7 9.7 -17.3  
     20 years and over 8.4 7.1 -14.9  
         20-24 years 9.7 8.3 -15.2  
         25-29 years 7.5 6.2 -16.6  
         30-34 years 7.2 6.1 -15.7  
         35 years and over 9.3 8.4 -9.8 **
         
Age/Education        
    <20, less than appropriate 13.9 10.0 -27.9  
    <20, appropriate 11.7 10.0 -14.6  
    20+, <12 years of education 12.1 9.6 -20.1  
    20+, 12 years of education 8.7 8.0 -7.8  
    20+, 13+ years of education 6.5 5.4 -16.8  
         
Educational attainment        
     Less than 12 years 12.6 10.1 -19.9  
         0-8 years 14.4 8.1 -43.5  
         9-11 years 12.3 10.7 -12.8  
     12 years 8.9 8.1 -9.2  
     More than 12 years 6.6 5.5 -16.9  
         13-15 years 7.0 6.2 -11.8  
         16 years and over 6.0 4.7 -21.3  
         
Live-birth order        
     First 8.2 7.4 -9.1  
     Second 8.8 6.6 -25.0  
     Third 9.5 7.9 -16.7  
     Fourth+ 11.7 9.3 -20.7  
         
Marital status        
     Married 7.2 6.0 -16.7  
     Unmarried 13.3 10.1 -23.9  
         
Trimester prenatal care began        
     First trimester 8.0 6.8 -15.3  
     After first trimester 9.4 7.5 -20.4  
         Second trimester 9.6 7.6 -21.3  
         Third trimester 8.1 7.0 -13.6 **
     No care 43.1 37.1 -14.1 **
         
Prenatal care index2        
     Adequate Plus 14.2 10.1 -28.5  
     Adequate 4.8 3.7 -23.1  
     Intermediate 5.9 4.5 -24.5  
     Inadequate 9.5 7.2 -24.4  
     No care 43.1 37.1 -14.1 **
         
Maternal smoking        
     Smoking 11.8 10.8 -8.8  
     Non-smoking 7.9 6.6 -15.8  
1The total number of infant deaths and live births used in calculating the mortality rates is derived by summation of the respective yearly numbers presented in Table A-2 of Appendix A.
2Based on APNCU Index (Kotelchuck, M., Am J Public Health 1994;84:1414-1420).
**Not significant at p<0.05.
Source: Indiana State Department of Health, Epidemiology Resource Center