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Table 2 Characteristics and structure of reported safety data (n = 18)

From: Systematic review of statistical methods for safety data in malaria chemoprevention in pregnancy trials

Characteristic

Number of articles (%)

Data Monitoring and Safety Board

14 (77.8)

Data collection approach

 Scheduled visits

1 (5.6)

 Scheduled and non-scheduled visits

10 (55.6)

 Non-scheduled visits

1 (5.6)

 Not specified

6 (33.3)

Reported AE severity levels

13 (72.2)

Assessed AE vs adherence

3 (16.7)

Discontinue treatment due to AE

18 (100)

Reported continuous outcome dichotomization

18 (100)

Reported laboratory data

18 (100)

Multiple safety endpoints

18 (100)

Longitudinal safety endpoints

18 (100)

Reported recurrent AEs

0 (0.0)

Retention rate (IQR)

89.4% (IQR: 82.5%, 92.4%)

  1. The retention rate is based on primary outcome reported in trial flow diagram
  2. IQR: interquartile range