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. 2020 May 8;8(5):e14826. doi: 10.2196/14826

Table 2.

Descriptive statistics of the Suitability Assessment of Materials scale (N=210).

Item Not suitable Adequate Superior
Content, n (%)



Purpose 0 (0) 23 (10.9) 187 (89.1)

Content topics 1 (0.5) 96 (45.7) 113 (53.8)

Scope 3 (1.4) 117 (55.7) 90 (42.9)

Summary/review 51 (24.3) 100 (47.6) 59 (28.1)
Literacy demand, n (%)



Reading grade level 60 (28.6) 105 (50.0) 45 (21.4)

Writing style 28 (13.3) 67 (31.9) 115 (54.8)

Vocabulary 29 (13.8) 109 (51.9) 72 (34.3)

Context 1 (0.5) 26 (12.4) 183 (87.1)

Advanced organizers 13 (6.2) 14 (6.7) 183 (87.1)
Graphics, n (%)



Cover graphic 42 (20.0) 107 (51.0) 61 (29.0)

Type of illustrations 24 (11.4) 95 (45.3) 91 (43.3)

Relevance of illustrations 41 (19.5) 94 (44.8) 75 (35.7)

List, tables, graphs, charts 76 (36.2) 73 (34.8) 61 (29.0)

Captions 103 (49.1) 74 (35.2) 33 (15.7)
Layout and typography, n (%)



Layout 0 (0) 96 (45.7) 114 (54.3)

Typography 5 (2.4) 89 (42.4) 116 (55.2)

Subheadings 20 (9.5) 11 (5.2) 179 (85.2)
Learning stimulation/motivation, n (%)



Interaction 139 (66.2) 66 (31.4) 5 (2.4)

Modeling of behaviors 6 (2.9) 48 (22.9) 156 (74.3)

Motivation 18 (8.6) 47 (22.4) 145 (69.1)
Cultural appropriateness, n (%)



Cultural match 1 (0.5) 17 (8.1) 192(91.4)

Cultural image and examples 34 (16.2) 119 (56.7) 57 (27.1)