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Table 2 Frequency of app features grouped by platform

From: Medication management support in diabetes: a systematic assessment of diabetes self-management apps

Classification   App features All apps (n = 143) (%) Android (n = 81) (%) iOS (n = 62) (%) p value
Planning and organisation 1.1 The app has a feature that allows the user to display scheduled medications as different visual compartments (e.g. visual pillbox in the app) 7 (4.9) 4 (4.9) 3 (4.8) 1.000^
1.2 The app has a feature that allows the user to switch between daily and weekly medication schedule displays 4 (2.8) 3 (3.7) 1 (1.6) 0.633^
1.3 The app has a feature that allows the user to schedule medication-taking on alternate days (e.g. Pill A on Monday, Wednesday, Friday; Pill B on Tuesday, Thursday, Saturday) 37 (25.9) 24 (29.6) 13 (21.0) 0.241
1.4 The app has a feature to enter the purpose of the medication 42 (29.4) 22 (27.2) 20 (32.3) 0.507
1.5 The app has a feature that allows the user to enter special instructions for medication (e.g. taken before food) 57 (39.9) 33 (40.7) 24 (38.7) 0.806
1.6 The app has a feature that allows the user to organise “take as needed” medications in a separate section from medicines with a fixed regimen 12 (8.4) 6 (7.4) 6 (9.7) 0.628
1.7 The app has a feature that allows the user to enter/log at least 4 different medications at any given time 98 (68.5) 56 (69.1) 42 (67.7) 0.859
1.8 The app has a variety of dosage input options (e.g. subcutaneous insulin for diabetes, oral medications) 123 (86.0) 66 (81.5) 57 (91.9) 0.074
1.9 The app has a feature that allows the user to document allergies (i.e. via prompts/greyed out instructions or a separate tab) 5 (3.5) 4 (4.9) 1 (1.6) 0.389^
1.10 The app has a feature that allows the user to sync medication-taking schedule with the phone calendar 7 (4.9) 2 (2.5) 5 (8.1) 0.239^
Monitoring and adherence 2.1 The app has a feature that allows the user to record the fraction of an actual pill or volume of a liquid medication prescribed (i.e. ½ pill or 5 ml of syrup) to be recorded. 83 (58.0) 45 (55.6) 38 (61.3) 0.491
2.2 The app has a feature that allows users to document medication-intake 112 (78.3) 57 (70.4) 55 (88.7) 0.008*
2.3 The app has a feature that allows users to record notes on any medication event (i.e. a “note/comment” section at the logging page or as a separate tab) 70 (49.0) 35 (43.2) 35 (56.5) 0.116
2.4 The app has a feature that allows users to document medication side-effects (i.e. via prompts/greyed-out instructions or a separate tab) 5 (3.5) 4 (4.9) 1 (1.6) 0.389^
2.5 The app has a feature that assesses medication adherence by comparing planned and actual medication taking (e.g. the app generates weekly percentage of adherence or has a visual display). 24 (16.8) 17 (21.0) 7 (11.3) 0.175
Information provision 3.1 The app has a feature that provides users with information about the prescribed medication 12 (8.4) 6 (7.4) 6 (9.7) 0.628
3.2 The app has a feature that provides users with resources (in-app or external link) to access information about the prescribed medication 8 (5.6) 4 (4.9) 4 (6.5) 0.727^
Complementary medicines 4.1 The app has a feature that asks users about the use of complementary medicines 2 (1.4) 0 (0.0) 2 (3.2) 0.186^
4.2 The app has a feature that flags possible contraindications with the use of complementary medicines 0 (0.0) 0 (0.0) 0 (0.0) 1.000^
Reminders 5.1 The app has a feature that allows users to set up reminders for taking medications 83 (58.0) 47 (58.0) 36 (58.1) 0.996
5.2 The app has a feature that allows users to set up reminders to refill prescriptions 9 (11.1) 6 (9.7) 15 (10.5) 0.782
Motivation 6.1 The app has a feature that provides statements to motivate users about the importance of medication adherence 8 (5.6) 3 (3.7) 5 (8.1) 0.293^
6.2 The app has a feature that provides encouragement when medication is taken on schedule (i.e. encouraging messages, “badges or awards”) 6 (4.2) 3 (3.7) 3 (4.8) 1.000^
Caregiver’s involvement 7.1 The app has a feature that allows users to sync medication-taking schedule with caregiver’s phone 9 (6.3) 5 (6.2) 4 (6.5) 1.000^
7.2 The app has a feature that supports multiple user profiles (e.g. For family members or carers) 22 (15.4) 11 (13.6) 11 (17.7) 0.494
Communication with healthcare provider 8.1 The app has a feature that allows users to contact a healthcare provider regarding queries on medication 16 (11.2) 7 (8.6) 9 (14.5) 0.269
Communication with health system 9.1 The app has a feature that supports data export 89 (62.7) 44 (55.0) 45 (72.6) 0.036*
  1. ^Two-tailed p value calculated using Fisher’s exact test as the expected count is less than 5 in at least a group
  2. *Statistical significance p < 0.05 in the comparison between Android and iOS app features