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Table 1 Outcomes of the quality improvement intervention, N = 4253

From: Reduction of late stillbirth with the introduction of fetal movement information and guidelines – a clinical quality improvement

    Univariate* Multivariate*
  Baseline % (n) Intervention % (n) Crude OR 95% CI P Value Adjusted OR† 95% CI P Value
MATERNAL BEHAVIOR IN DFM
Consultation rate of DFM 6.3 (1215) 6.6 (3038) 1.05 0.98–1.12 0.19 Not available
Time to contact > 24 hours in absent fetal movements 24 (99) 18 (201) 0.70 0.53–0.92 0.01 0.73 0.53–1.00 0.05
Time to contact ≥ 48 hours in DFM 54 (415) 49 (897) 0.83 0.70–0.98 0.03 0.73 0.60–0.90 0.002
E XAMINATIONS AT CONSULTATION FOR DFM
Used CTG 96 (1155) 98 (2929) 1.67 1.16–2.41 0.006 1.46 0.92–2.30 0.11
Used ultrasound 86 (1040) 94 (2764) 2.50 2.02–3.12 < 0.001 2.64 2.02–3.45 < 0.001
Used Doppler 44 (532) 47 (1415) 1.15 1.00–1.30 0.04 1.12 0.96–1.33 0.20
C ONSEQUENCES OF THE EXAMINATION FOR DFM
No follow up 63 (716) 69 (1980) 1.34 1.16–1.55 < 0.001 1.36 1.14–1.61 < 0.001
Admissions 14 (158) 11 (300) 0.73 0.59–0.90 0.003 0.71 0.55–0.91 0.006
Admissions for induction 7.0 (80) 4.9 (141) 0.69 0.52–0.92 0.01 0.68 0–49–0.96 0.03
Admissions for emergency section 1.8 (21) 1.2 (35) 0.66 0.38–1.14 0.14 0.73 0.40–1.59 0.43
P REGNANCY OUTCOMES
Non-reassuring heart rate tracings in labor (DFM) 11 (130) 14 (398) 1.27 1.03–1.57 0.03 1.23 0.96–1.57 0.11
Severe neonatal depression (DFM) 1.7 (19) 1.1 (30) 0.64 0.39–1.03 0.07 0.55 0.29–1.04 0.07
Admitted to neonatal care (DFM) 4.4 (52) 4.5 (131) 1.02 0.73–1.41 0.91 1.02 0.69–1.52 0.92
Preterm births 28°- 36 6 weeks (DFM) 12 (145) 10 (169) 0.79 0.62–1.00 0.05 0.79 0.60–1.05 0.10
FGR < 10 percent (DFM) 14 (168) 13.5 (391) 0.93 0.77–1.13 0.48 0.97 0.77–1.23 0.82
Stillbirths (DFM) 4.2 (50) 2.4 (73) 0.58 0.41–0.84 0.004 0.51 0.32–0.81 0.004
Normally formed stillbirths (DFM) 3.9 (46) 2.2 (65) 0.57 0.39–0.83 0.004 0.50 0.31–0.81 0.005
Stillbirths (rate in total population) 3.0/1000 2.0/1000 0.67 0.48–0.93 0.02 Not available
Normally formed stillbirths (rate in total population) 2.8/1000 1.8/1000 0.60 0.42–0.85 0.004 Not available
  1. * Univariate and multivariate logistic regression showing crude (unadjusted) and adjusted odds ratios (OR) with their 95% confidence intervals (CI). † OR adjusted for maternal weight, age, parity, smoking habits and ethnicity (considered as potential confounding factors). DFM: cases of decreased fetal movements.