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Table 2 Independent predictors of achieving live birth and cumulative live birth

From: Status of racial disparities between black and white women undergoing assisted reproductive technology in the US

  Live birth rate for fresh nondonor cycles Cumulative live birth rate for primary transfer (fresh or thawed FET) in cycles 2014/ 2015
Without prior ART With prior ART Without prior ART With prior ART
Odds ratio (95% CI) p Odds ratio (95% CI) p Odds ratio (95% CI) p Odds ratio (95% CI) p
Race
White Reference   Reference   Reference   Reference  
Black 0.71 (0.66, 0.77) < 0.001 0.69 (0.62, 0.77) < 0.001 0.65 (0.60, 0.70) < 0.001 0.67 (0.61, 0.74) < 0.001
Women’s age (y)
  < 35 Reference   Reference   Reference   Reference  
35–37 0.72 (0.68, 0.76) < 0.001 0.78 (0.72, 0.83) < 0.001 0.72 (0.68, 0.76) < 0.001 0.79 (0.74, 0.84) < 0.001
38–40 0.47 (0.44, 0.50) < 0.001 0.55 (0.47, 0.55) < 0.001 0.50 (0.46, 0.53) < 0.001 0.55 (0.51, 0.59) < 0.001
41–42 0.22 (0.19, 0.25) < 0.001 0.27 (0.24, 0.31) < 0.001 0.25 (0.22, 0.28) < 0.001 0.35 (0.31, 0.39) < 0.001
  > 42 0.09 (0.07, 0.11) < 0.001 0.10 (0.08, 0.12) < 0.001 0.09 (0.07, 0.11) < 0.001 0.16 (0.14, 0.19) < 0.001
Nulliparous 0.89 (0.84, 0.96) 0.001 0.78 (0.73, 0.83) < 0.001 0.92 (0.86, 1.00) 0.04 0.90 (0.84, 0.96) < 0.001
Past spontaneous abortions 0.96 (0.90, 1.03) 0.2 1.02 (0.95, 1.09) 0.68 0.97 (0.91, 1.05) 0.47 1.01 (0.95, 1.07) 0.87
Tubal factor 1.00 (0.89, 1.14) 0.94 0.95 (0.83, 1.08) 0.44 0.92 (0.81, 1.05) 0.23 0.92 (0.82, 1.04) 0.21
Male factor 1.05 (1.0, 1.09) 0.05 1.06 (1.00, 1.12) 0.06 0.95 (0.90, 1.00) 0.04 0.99 (0.94, 1.05) 0.66
Uterine factor 0.83 (0.75, 0.92) < 0.001 0.97 (0.85, 1.11) 0.69 0.98 (0.89, 1.09) 0.77 0.98 (0.88, 1.10) 0.53
Diminished ovarian reserve 0.84 (0.79, 0.90) < 0.001 0.82 (0.76, 0.88) < 0.001 0.74 (0.69, 0.79) < 0.001 0.72 (0.67, 0.77) < 0.001
Day 3 FSH
  < 10 (IU/L) Reference   Reference   Reference   Reference  
  > =10 (IU/L) 0.91 (0.82, 1.01) 0.07 0.91 (0.80, 1.01) 0.3 0.89 (0.79, 1.00) 0.05 0.90 (0.78, 1.03) < 0.001
AMH (ng/mL) 1.36 (1.26, 1.46) < 0.001 1.23 (1.14, 1.34) < 0.001 2.06 (1.91, 2.24) < 0.001 1.78 (1.64, 1.93) < 0.001
ICSI 0.97 (0.92, 1.03) 0.27 0.94 (0.87, 1.02) 0.12 1.15 (1.09, 1.22) < 0.001 1.48 (1.40, 1.57) < 0.001
Cycle Cancelled 36.83 (16.2, 106) < 0.001 40 (8.3, 7181.12) < 0.001 1.32 (0.90, 1.89) 0.14 0.29 (0.16, 0.50) < 0.001
No of embryos
1 Reference   Reference   Reference   Reference  
2 1.28 (1.22, 1.33) < 0.001 1.39 (1.31, 1.49) < 0.001 0.74 (0.71, 0.78) < 0.001 0.88 (0.83, 0.93) < 0.001
3+ 1.15 (1.05, 1.27) 0.004 1.16 (1.06, 1.27) 0.001 0.45 (0.41, 0.50) < 0.001 0.50 (0.46, 0.54) < 0.001
BMI > =30 0.77 (0.73, 0.81) < 0.001 0.87 (0.81, 0.93) < 0.001 0.71 (0.68, 0.75) < 0.001 0.86 (0.81, 0.91) < 0.001