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. 2022 Jan 31;149(2):e2021052162. doi: 10.1542/peds.2021-052162

TABLE 1.

Evidence Quality Assessment (N = 25)

Author (Year)
Evidence level 1: systematic review of evidence level 2 studies
Evidence level 2: RCT Chen et al30 (2019)a
Mirza et al43 (2013)a
Evidence level 3-I: pseudo-RCT (ie, alternate allocation or some other method) Arauz Boudreau et al27 (2013)b
O’Connor et al45 (2020)b
La Roche et al38 (2006)b
Mazzeo et al42 (2014)b
Falbe et al33 (2015)b
Evidence level 3-II: comparative study with concurrent controls (nonrandomized experimental trial, cohort study, case-control study, interrupted time series)
Evidence level 3-III: comparative study without concurrent controls (historical control study, ≥2 single-arm interrupted time series without a parallel control group) Cronk et al31 (2011)
Evidence level 4: case series with either posttest or pre- and posttest outcomes or cross-sectional design Bender et al29 (2014)c
D’Angelo et al32 (2009)
Bender et al28 (2013)
Herbst et al37 (2019)
Falbe et al34 (2017)c
Feutz and Andresen35 (2013)
Hamilton et al36 (2013)
Landback et al39 (2009)
Lewin et al40 (2015)
López et al41 (2018)
Nitsos et al44 (2017)
Reavy et al46 (2012)
Rice et al47 (2003)
Ryan et al48 (2020)
Serpas et al49 (2013)
Svetaz et al50 (2016)
Valdez et al51 (2013)

—, not applicable.

a

Described a power analysis.

b

No power analysis or authors stated they were underpowered.

c

Included here because the evaluation is described in another article.