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Table 3 Risk factors in the extracted AEs

From: Reducing preventable adverse events in obstetrics by improving interprofessional communication skills – Results of an intervention study

Risk factors

2018 (n = 659)

2020 (n = 827)

p-value

Primiparous

426 (65%)

530 (64%)

0.824

Multiparous (defined as two births or more)

233 (35%)

289 (35%)

0.869

On-call duty (12 h shift, 6 pm-6 am)

406 (62%)

383 (46%)

 < 0.001*

Induction of labor (IOL)

413 (63%)

458 (55%)

0.005*

Missed date of birth

267 (41%)

414 (50%)

 < 0.001*

Obesity

153 (23%)

142 (17%)

0.004*

Premature rupture of membranes (PROM)

179 (27%)

205 (25%)

0.299

Back position at birth

225 (34%)

143 (17%)

 < 0.001*

Maternal age > 35

193 (29%)

233 (28%)

0.637

Condition after caesarean section (CS)

132 (20%)

136 (16%)

0.74

Preeclampsia

44 (7%)

47 (6%)

0.427

Large for gestational age (LGA)

18 (3%)

58 (7%)

 < 0.001*

Diabetes

96 (15%)

122 (15%)

0.92

  1. p-value: Pearson-Chi Quadrat, * significant at p < .01