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Table 1 Results of methodological quality assessment, AMSTAR criteria

From: The association of health literacy with adherence in older adults, and its role in interventions: a systematic meta-review

Authors Review on interventions or association 1 2 3 4 5 6 7 8 9 10 11 Total
Al Sayah et al. [46] Association + + + + + + + 7/11
Berkman et al. [38] Association + + + + + + + + 8/11
Carbone et al. [47] Interventions + + + + + 5/11
Fransen et al. [39] Both + + + + + + 6/11
Gellad et al. [40] Association + + + + + + + 7/11
Keller et al. [41] Association + + + + + + + + 8/11
Lee et al. [48] Interventions + + + + + + + + 8/11
Lewis [42] Association + + + + + 5/11
Loke et al. [21] Both + + + + + + + + + 9/11
Newman-Casey et al. [52] Intervention + + + + + + + + 8/11
Ostini and Kairuz [45] Association + + + + + 5/11
Schaefer [51] Interventions + + + + 4/11
Van Scoyoc et al. [50] Interventions + + + + + 5/11
Sheridan et al. [49] Interventions + + + + + + + + + + 10/11
Wawrzyniak et al. [44] Association + + + + 4/11
Weekes [43] Association + + + 3/11
Zhang et al. [37] Association + + + + + + + 7/11
  1. Items in AMSTAR checklist, 1: Pre-specified design, 2: Duplicate screening and data-extraction, 3: Comprehensive literature search, 4: Publication status as criterion, 5: List of selected studies, 6: Characteristics of the studies provided, 7: Validity assessment, 8: Study quality is part of forming conclusions, 9: Valid statistical synthesis of results, 10: Publication bias addressed, 11: Conflict of interest statement