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Table 3 Hierarchical multivariable analysis of staffing below the mean for RM and MA, and the association with harm incidents

From: The association between midwifery staffing and reported harmful incidents: a cross-sectional analysis of routinely collected data

Harm Incidents

Incident rate ratio

95% CI

Understaffing RM

1.110

1.002, 1.229

Understaffing MA

0.919

0.813, 1.039

Higher than expected service user turnover

1.190

1.091, 1.299

Skill mix (proportion RM)

3.101

0.703, 13.677

  1. RM Registered Midwife, MA Maternity assistant