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Table 2 Outcome domains and definitions included in the Standard Set

From: Standardized outcome measures for pregnancy and childbirth, an ICHOM proposal

Category and outcome domain Outcome definition/measure Data Source Agreementa
Survival
 Maternal death Death of a female from any cause related to or aggravated by pregnancy or its management (excluding accidental or incidental causes) during pregnancy and childbirth or within 42 days of pregnancy termination, irrespective of site or duration of the pregnancy b A 94%
 Still birth Pregnancy loss at or after 28 + 0 weeks gestation of a birth weight of greater or equal to 1000 g A 87%
 Neonatal death Death of a live born neonate up to 28 days of life A 100%
Severe Maternal Morbidity
 Maternal need for intensive care Admission to an ICU or a unit that provides 24-h medical supervision and is able to provide mechanical ventilation or continuous vasoactive drug support at any point during pregnancy through 42 days postpartum for pregnancy or childbirth related complications. A 100%
 Maternal length of stay Number of consecutive days in the hospital from delivery to discharge A 100%
 Late maternal complication Admission or re-admission within the first 42 days postpartum for childbirth related complications c A 100%
 Transfusion Any transfusion of red blood cells within the first 42 days postpartum A 100%
Neonatal Morbidity
 Spontaneous preterm birth Live birth at < 37 +0 weeks gestation occurring after spontaneous labor or rupture of membranes A 89%
 Iatrogenic preterm birth Cesarean or labor induction before < 37 weeks + 0 gestation excluding those occurring after spontaneous labor or rupture of membranes A 89%
 Oxygen dependence Administration of O2 by any route for greater than 24 h at any point during the first 28 days of life A 88%
 Neonate length of stay Number of consecutive days in hospital from birth through 28 days of life A 88%
 Birth injury Subdural and cerebral hemorrhage, massive epicranial subaponeurotic hemorrhage, other injuries to skeleton due to birth trauma, injury to spine and spinal cord due to birth trauma, injury to brachial plexus due to birth trauma, other cranial and peripheral nerve injuries due to birth trauma in single live-born neonates A 81%
Patient-reported Health Status
 Health related quality of life Tracked via the PROMIS Global10 PR 81%
 Incontinence Tracked via either the ICIQ-SF or Wexner PR 86%
 Pain with intercourse Tracked via PROMIS SFFAC102 PR  
Breastfeeding
 Success with breastfeeding Please indicate how you are feeding your baby. My baby has received only breast milk in the past 7 days. This may include breast milk in a bottle/My baby has received a combination of breast milk, formula, or water in the past 7 days/My baby has received only formula, water, or other liquids but not breast milk in the past 7 days. PR 83%
 Confidence with breastfeeding How confident do you feel about breastfeeding? Not at all confident/Not very confident/ Somewhat confident/Confident/Very confident. PR 81%
Option to track via the BSES-SF 72%
Role Transition
 Mother-infant attachment Tracked via the MIBS PR 72%
 Confidence with role as a mother How confident [will you feel when your baby is born/do you feel about looking after your baby]? Not at all confident/Not very confident/Somewhat confident/Confident/Very confident. PR 94%
Mental Health
 Postpartum Depression Assessed via the PHQ-2 with optional follow-up with the EPDS PR 88%
Satisfaction with Care
 Satisfaction with the results of care How satisfied are you with the results of your care during [your pregnancy/your labor and birth/the months after your baby was born]? Very unsatisfied/Unsatisfied/Neither satisfied nor dissatisfied/Satisfied/Very satisfied. PR 81%
Healthcare Responsiveness
 Confidence as an active participant in healthcare decisions Thinking about your care during [your pregnancy/your labor and birth/the months after your baby was born]…
Were you given information about your choices for maternity care?
Were you given enough information to help you decide about your care?
Were you given information at the right time to help you decide about your care?
No/To some extent/Yes
PR 94%
 Confidence in healthcare providers Do you have confidence and trust in the staff caring for you? No/To some extent/Yes. PR 89%
Birth Experience
 Birth Experience Assessed via the BSS_R PR 100%
  1. aPercentage agreement among survey respondents to include outcome domain in set
  2. bThis outcome should be tracked by all providers but will not be used for comparisons between providers or provider organizations
  3. cExcludes initial hospitalization for childbirth
  4. For data source: A administrative data, PR patient-reported data