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. 2019 Nov 18;7(11):e16442. doi: 10.2196/16442

Table 7.

Interest in digital topics and app usage patterns, stratified by randomly assigned groups A and B.

Interest demographic (D0) Group A (N=220), n (%) Group B (N=221), n (%) χ² df P value
D010: Interest in digital topics 0.2 4 >.99

Highly interested 68 (30.9) 68 (30.8)



Interested 95 (43.2) 98 (44.3)



Partly interested 41 (18.6) 38 (17.2)



Less interested 12 (5.5) 13 (5.9)



Not interested 4 (1.8) 4 (1.8)


D011: Private use of apps 1.8 1 .18

Yes 201 (91.4) 210 (95.0)



No 19 (8.6) 11 (5.0)


D012: Use of apps at work 0 1 >.99

Yes 153 (69.5) 154 (69.7)



No 67 (30.5) 67 (30.3)


D013: Have been asked about apps by patients 0.001 1 .97

Yes 68 (30.9) 67 (30.3)



No 152 (69.1) 154 (69.7)


A303a: App or its description was known 3.4 2 .18

Yes 12 (5.5) 5 (2.3)



No 206 (93.6) 215 (97.3)



Do not know 2 (0.9) 1 (0.5)


aThis question was shown on page 7 of assessment 3 (A3) and was not part of the demographics part of the survey on page 8; therefore, it was encoded differently.