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Table 5 Outcomes of the Infants in the Fetoscope versus the Doppler Groups

From: Intermittent fetal heart rate monitoring using a fetoscope or hand held Doppler in rural Tanzania: a randomized controlled trial

Outcomes Fetoscope n = 1375 Doppler n = 1309 Effect measurea p-value
FHR abnormalities 49 (3.5) 66 (5.0) 1.42 (0.98, 2.03) 0.064
 Abnormal FHR 42 (3.1) 56 (4.2) 1.38 (0.93, 2.04) 0.109
 Not measured FHR 7 (0.5) 10 (0.7) 1.5 (0.57, 3.93) 0.40
Time interval admission to first abnormal FHR assessment (minutes) 520 ± 386 429 ± 321 90.2 (−63.9, 244.3) 0.248
Time interval abnormal FHR to birth (minutes) 90.8 ± 122 95.1 ± 132 −4.34 (−58.2, 49.5) 0.873
Time interval last recorded FHR to birth (minutes) 79.1 ± 185 79.5 ± 188 −0.43 (−14.6, 13.8) 0.952
Cesarean Section 286 (20.8) 273 (20.9) 1.00 (0.87, 1.16) 0.972
Bag mask ventilation 82 (6.0) 80 (6.1) 1.03 (0.76, 1.38) 0.872
Apgar Score < 7
 1 Minute 46 (3.3) 43 (3.3) 0.98 (0.65, 1.48) 0.921
 5 Minutes 11 (0.8) 10 (0.8) 0.95 (0.40, 2.24) 0.914
Adverse perinatal outcome 35 (2.5) 32 (2.4) 0.96 (0.59, 1.54) 0.867
 Fresh stillbirths 4 (0.3) 3 (0.2) 0.78 (0.17, 3.51) 0.527
 Early neonatal deaths 5 (0.4) 9 (0.7) 1.89 (0.63, 5.63) 0.244
 Admitted neonatal area 26 (1.9) 20 (1.5) 0.81 (0.45, 1.44) 0.475
  1. Values given are n (%) unless otherwise stated
  2. aEffect measure = Risk Ratio for categorical variables and Mean Difference for continuous variables