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Table 3 Relative rate of stillbirth hazard in different gestational age intervals: Yunnan, China, 2010-2018

From: Ethnic disparities in stillbirth risk in Yunnan, China: a prospective cohort study, 2010-2018

Gestational age (weeks) Number of deliveries (stillbirths) Hazard/1000 ongoing pregnancies Relative rate of stillbirth hazard to Han women (95% CI)
  Han Dai Hani Miao Yi
20-23 234 (182) 0.93 3.20 (2.23,4.61) 2.24 (1.33,3.77) 0.57 (0.19,1.69) 0.85 (0.57,1.26)
24-27 357 (192) 1.01 1.93 (1.22,3.05) 1.13 (0.53,2.39) 1.06 (0.51,2.21) 1.10 (0.79,1.53)
28-31 1,150 (243) 1.26 1.10 (0.64,1.90) 1.37 (0.76,2.45) 1.28 (0.72,2.25) 1.35 (1.04,1.75)
32-36 7,483 (213) 1.16 1.97 (1.28,3.01) 0.68 (0.27,1.74) 0.79 (0.35,1.79) 1.19 (0.88,1.60)
37-40 151,291 (228) 2.41 1.29 (0.78,2.13) 1.05 (0.53,2.08) 1.17 (0.63,2.15) 1.00 (0.74,1.35)
41-42 17,005 (28) 2.49 1.74 (0.41,7.50) 0 a 0 a 2.87 (1.34,6.15)
  1. Note. Han women were the reference group
  2. CI Confidence interval
  3. a No stillbirth in that gestational interval