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Table 1 Results of the self-test accompanied by a clinical test (assessor) (n = 4)

From: App-based strength and balance self-test in older adults: an exploratory study from a user perspective

Observation NR 1 (female)

TEST 1—Strength (self-test)

TEST 1—Balance (self-test)

• Unclear when to press the start button

• Started the test before the instructions were completed

• Needed help to stop the time when finished with five sit to stand

1. Completed stage 1

2. Completed stage 2

3. The test was disrupted since the participant needed support at stage 3

4. X

Results: 10 s

Results: Completed stage 1–2

TEST 2—Strength (clinical test)

TEST 2—Balance (clinical test)

Instructions were followed according to the manual

Instructions were followed according to the manual (no support)

Results: 8.09 s

Results: Completed the test

Observation NR 2 (female)

TEST 1—Strength (self-test)

TEST 1—Balance (self-test)

• Followed the instructions correctly

• Developed insecurity in counting sit-to-stand five times, lost track of counts

1. The feet were not close together in stage 1, completed stage 1

2. Standing on one leg, which was incorrect at the second stage, she corrected her mistake, completed stage 2

3. Correct performance, completed stage 3

4. Correct performance, completed stage 4

Results: 26 s

Results: Completed the test

TEST 2—Strength (clinical test)

TEST 2—Balance (clinical test)

• Instructions were followed according to the manual

• Instructions were followed according to the manual

Results: 10.61 s

Results: Completed the test

Observation NR 3 (male)

TEST 1—Strength (self-test)

TEST 1—Balance (self-test)

• Listened carefully

• Performed the test relatively early according to instructions

• Lost count of sit-to-stand

1. Completed stage 1

2. Completed stage 2

3. Completed stage 3. Relatively performed swaying

4. Completed stage 4. Started performing the last test relatively early

Results: 23 s

Results: Completed the test

TEST 2—Strength (clinical test)

TEST 2—Balance (clinical test)

Performed the test according to the instructions

Performed the test according to the instructions

Results: 15.33 s

Results: Completed the test

Observation NR 4 (female)

TEST 1—Strength (self-test)

TEST 1—Balance (self-test)

• Performed the test according to the instructions

• Perfectly performed the start and stop

1. Completed stage 1

2. Completed stage 2

3. Completed stage 3

4. Completed stage 4. Relatively performed swaying. Started the test relatively early

Results: 16 s

Results: Completed the test

TEST 2—Strength (clinical test)

TEST 2—Balance (clinical test)

• Performed the test according to the instructions

• Performed the test according to the instructions. Lost balance at stage 4, managed 7,79 s

Results: 10.46

Results: completed stages 1–3