Characteristic | Total (n=405) | Pregnancy-specific (n=132) | General (n=273) |
---|---|---|---|
Year of publication | |||
 2011–2015 | 159 | 58 | 101 |
 2016–2021 | 246 | 74 | 172 |
Country of publicationa | |||
 USA | 88 | 28 | 60 |
 UK | 47 | 12 | 35 |
 Australia | 22 | 13 | 9 |
 Canada | 29 | 11 | 18 |
 Italy | 11 | 4 | 7 |
Country-income categoryb | |||
 High-income | 285 | 94 | 191 |
 Middle-income | 39 | 13 | 26 |
Guideline developer | |||
 American medical specialty societies and organizations | 67 | 22 | 45 |
 European medical specialty societies and organizations | 52 | 12 | 40 |
 National Institute for Health and Care Excellence | 11 | 4 | 7 |
 Society of Obstetricians and Gynecologists of Canada | 8 | 6 | 2 |
 US Preventive Services Task Force | 7 | 2 | 5 |
 World Health Organization | 4 | 3 | 1 |