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Table 1 Data quality monitoring indicators used by the Global Networks’ Maternal Newborn Health Registry

From: Data quality monitoring and performance metrics of a prospective, population-based observational study of maternal and newborn health in low resource settings

Indicators

Acceptable value

Enrollment metrics

Proportion of enrolled subjects with a consent rate obtained

>95%

Month-to-month enrollment variability factor during the past 6 months (month with highest number enrolled divided by month with lowest number enrolled)

<2.0

Pregnancy outcome metrics

Proportion of expected delivery outcomes obtained

>95%

Proportion of deliveries with a 6-week neonatal outcome obtained.

>95%

Range of gender ratios

.80-1.30

Month-to-month birth variability factor in the past 6 months (month with highest number of births divided by month with lowest number of births)

<2.0

Ratio of expected deliveries to average monthly deliveries in the next 6 months

>70%

Minimum number of deliveries per month per cluster

25

Mortality outcome metrics

Ratio of stillbirths to early neonatal deaths

.50-2.0

Ratio of early neonatal deaths to 6-week neonatal deaths

.60-.90

Gestational age and actual or estimated birth weight accurately recorded for miscarriages.

<20 wks

<500 g

Key variable metrics

Proportion of deliveries with a measured birth weight:

 

Live births

>95%

Neonatal deaths

>90%

Stillbirths

>75%

Proportion that have any birth weight recorded:

 

Live births

>99%

Neonatal deaths

>95%

Stillbirths

>95%

Proportion of enrolled subjects with maternal height, weight and timing recorded

>95%

Proportion of deliveries with delivery attendant, delivery location, delivery mode, bag and mask use, and gestational age recorded

>99%

Proportion of deliveries with birth weight collected within 7 days of birth

>95%

Process metrics

Time between birth and measured (or estimated) birth weight recorded.

<7 days

Time between enrollment and data entry should be less than 6 weeks.

>90%

Time between enrollment date and estimated delivery date should be greater than 4 weeks.

>70%

Time between collection of delivery information and data entry should be less than 6 weeks.

>90%

Time between delivery and completion of delivery form should be less than 4 weeks.

>90%

Time between completion of delivery form and data entry should be less than 6 weeks.

>90%

Time between delivery and completion of follow-up form should be between 5 and 9 weeks.

>80%

Time between completion of follow-up form and data entry should be less than 6 weeks.

>90%

Proportion of critical edits addressed.

>80%