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. 2022 Sep 25;112(6):1243–1253. doi: 10.1002/cpt.2736

Table 2.

Percentage of drugs with indicated level of evidence per age group

Age group (total number of drugs in age group overall and on WHO essential medicines list) Authorized (A0) High‐level evidence (A1/A2) Low‐level evidence (B/C/D) Guideline
DPF (%) WHO (%) DPF (%) WHO (%) DPF (%) WHO (%) DPF (%) WHO (%)
Preterm (n = 73; n = 50) 34 44 22 18 38 30 8 8
Term (n = 252; n = 123) 48 54 6 6 34 30 12 10
Infant (n = 558; n = 218) 60 72 6 5 29 18 5 5
Young child (n = 658; n = 233) 71 83 5 5 21 10 3 1
Child (n = 727; n = 246) 75 87 4 2 19 10 3 1
Adolescent (n = 757; n = 246) 79 89 11 3 15 7 3 1

AO: Authorized use; A1: systematic review or meta‐analysis with at least two studies of level A2; A2: randomized controlled trial with at least 4 points on the Jadad‐scale; B: comparative research with a maximum of 3 on the Jadad‐scale; C: non‐comparative research; D: consensus or expert opinion; Guidelines (HIV, oncology, and metabolic diseases); DPF, Dutch Pediatric Formulary; WHO, World Health Organization.