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. 2020 Nov 27;9:272. doi: 10.1186/s13643-020-01528-x

Table 1.

Characteristics of the included reviews

Review name Review type Research question type Intervention/exposure type Included study designs
Activity and pregnancy Systematic Single: harms Complex: occupational activity Multiple: any study design
Antipsychotics Systematic Multiple: effectiveness and harms Simple: any Food and Drug Administration-approved first- or second-generation antipsychotic Multiple: RCTs and nRCTs, controlled cohort, controlled before-after
Brain injury Systematic Multiple: demographics, pathophysiology, predictive value, ideal follow-up time Simple: brain imaging modalities Multiple: RCTs, cohort, case-control
Community gardening Rapid Single: effectiveness Complex: community garden or allotment garden Multiple: any study design
Concussion Systematic Single: association Simple: perceptions of concussions Multiple: cross-sectional, cohort, mixed methods, qualitative
Depression safety Rapid Single: harms Complex: non-pharmacologic interventions for depression Multiple: RCTs, systematic reviews
Depression treatments Rapid Single: effectiveness Complex: non-pharmacologic interventions for depression Single: systematic reviews
Diabetes Systematic Multiple: effectiveness, harms, factors contributing to effectiveness Complex: behavioral programs for type 1 and type 2 diabetes Multiple: RCTs, nRCTs, prospective cohort, controlled before-after
Digital technologies for pain Systematic Single: effectiveness Simple: any digital distractor Multiple: observational, RCTs, nRCTs
Experiences of bronchiolitis Systematic Single: exploratory Simple: experiences and information needs Multiple: observational, qualitative, mixed methods
Experiences of UTIs Systematic Single: exploratory Simple: experiences and information needs Multiple: observational, qualitative, mixed methods
Preterm delivery Rapid Multiple: effectiveness, diagnostic accuracy Simple: predictive tests for preterm delivery Multiple: systematic reviews, cohort
Treatments for bronchiolitis Systematic Multiple: effectiveness and harms Simple: any bronchodilator, any corticosteroid, hypertonic saline, oxygen therapy, antibiotics, heliox Single: RCTs
VBAC Systematic Single: effectiveness Complex: adjunct clinical interventions targeting trial of labor after cesarean and vaginal birth after cesarean rates Multiple: any comparative design (RCTs, nRCTs, observational)
Visual acuity Systematic Multiple: effectiveness and harms Simple: vision screening tests (alone or within multicomponent screening/assessment) Single: RCTs
Workplace stress Rapid Single: effectiveness Complex: workplace interventions to reduce stress, absenteeism, and mental health problems Single: systematic reviews

nRCT non-randomized controlled trial, RCT randomized controlled trial, UTI urinary tract infection, VBAC vaginal birth after cesarean section