
Disparities Details by Age Group for 2017
MICH-9.1 : Total preterm live births (percent, <37 weeks gestation)
This chart compares rates by population.
2020 Baseline (year):
10.4 (2007)
2020 Target:
9.4 1, 3
Desired Direction:
↓ Decrease Desired
Data Source: National Vital Statistics System-Natality (NVSS-N), CDC/NCHS
Error Bar (I) represents the 95% confidence interval.
Additional footnotes may apply to these data. Please refer to footnotes below the data table for further information.
See also Disparities Overview by Age Group for MICH-9.1
Error Bar (I) represents the 95% confidence interval.
Additional footnotes may apply to these data. Please refer to footnotes below the data table for further information.
See also Disparities Overview by Age Group for MICH-9.1
MICH-9.1 Reduce total preterm births
Total preterm live births (percent, <37 weeks gestation)
2020 Baseline (year):
10.4 (2007)
2020 Target:
9.4 1, 3
Desired Direction:
↓ Decrease Desired
Age Group | 2017 | Disparity |
---|---|---|
25-29 years | 9.3 CI 9.2/9.3 SE 0.027 |
÷ 1.000 Best rate |
20-24 years | 9.6 CI 9.5/9.6 SE 0.034 |
÷ 1.030 CI 1.000/ 1.037 |
30-34 years | 9.6 CI 9.5/9.6 SE 0.028 |
÷ 1.034 CI 1.000/ 1.041 |
15-19 years | 10.3 CI 10.2/10.4 SE 0.069 |
÷ 1.109 CI 1.000/ 1.122 |
35 years and over | 11.9 CI 11.8/12.0 SE 0.039 |
÷ 1.281 CI 1.000/ 1.290 |
<15 years | 13.2 CI 11.7/14.7 SE 0.775 |
÷ 1.420 CI 1.000/ 1.564 |
Average group rate excluding best group rate |
10.9 ... SE 0.390 |
÷ 1.175 CI 1.000/ 1.246 |
Data are subject to revision and may have changed since a previous release. Unless noted otherwise, any age-adjusted data are adjusted using the year 2000 standard population. Data are not available or not collected for populations not shown. CI: 95% confidence interval. |
Summary measures of health disparities by Age Group — 2017
- The best group rate for this objective, 9.3%, was attained by mothers aged 25-29 years.
- The worst group rate for this objective, 13.2%, was attained by mothers aged <15 years.
- The absolute difference (or range) between the best and worst group rates was 3.9 percentage points.
- The worst group rate was 1.420 times the best group rate.
- The average rate for all other age groups (excluding the best), 10.9%, was 1.175 times the best group rate.
Detailed measures of health disparities by Age Group — 2017
Mothers aged 25-29 years achieved the best group rate for this objective, 9.3%.
- The rate among mothers aged 20-24 years was <1.1 times the best group rate.
- The rate among mothers aged 30-34 years was <1.1 times the best group rate.
- The rate among mothers aged 15-19 years was 1.109 times the best group rate.
- The rate among mothers aged 35 years and over was 1.281 times the best group rate.
- The rate among mothers aged <15 years was 1.420 times the best group rate.