Table 3 Neonatal mortality rate (NMR) for private sector livebirths in the Indian state of Bihar in 2011, 2016 and 2020–2021. CI denotes confidence interval
|  | NMR per 1000 livebirths (95% CI) | Percent change in NMR from 2011 to 2016 (95% CI) | Percent change in NMR from 2016 to 2020–2021 (95% CI) | ||
|---|---|---|---|---|---|
|  | 2011 | 2016 | 2020–2021 |  |  |
Age at death | |||||
 0–27 days | 41.3 (31.4–51.2) | 36.6 (29.4–43.8) | 38.6 (34.4–43.3) |  − 11.3 (− 35.6 to 12.9) | 5.3 (− 14.5 to 25.1) |
 0–2 days | 29.8 (21.3–38.3) | 22.7 (17.0–28.4) | 25.7 (22.3–29.6) |  − 23.7 (− 51.7 to 4.3) | 13.1 (− 12.6 to 38.8) |
 3–7 days | 5.5 (1.8–9.2) | 6.2 (3.2–9.2) | 8.3 (6.4–10.7) | 12.3 (− 58.2 to 82.8) | 33.8 (− 17.4 to 85.0) |
 8–27 days | 6.6 (2.6–10.7) | 7.7 (4.4–11.1) | 4.6 (3.2–6.4) | 16.8 (− 48.1 to 81.7) |  − 40.9 (− 81.3 to − 0.6) |
Sex of the baby | |||||
 Boy | 43.7 (30.3–57.1) | 40.2 (29.9–50.5) | 42.2 (36.3–49.0) |  − 8.1 (− 39.7 to 23.5) | 5.1 (− 20.5 to 30.6) |
 Girl | 37.5 (22.8–52.1) | 32.6 (22.7–42.5) | 34.3 (28.6–41.1) |  − 13.0 (− 51.6 to 25.6) | 5.2 (− 26.1 to 36.6) |
Place of residence | |||||
 Rural | 49.3 (36.0–62.6) | 42.2 (33.8–50.6) | 45.2 (39.8–51.5) |  − 14.4 (− 40.4 to 11.7) | 7.2 (− 14.1 to 28.6) |
 Urban | 23.4 (10.5–36.2) | 19.2 (8.7–29.7) | 24.9 (19.3–32.0) |  − 17.8 (− 75.8 to 40.2) | 29.6 (− 25.7 to 84.8) |