Table 3 Feasibility outcomes

Alasfour & Almarwani 2020 [25]

I: 20

C: 20

(40)

• An average of 85% of exercise sessions were completed

10%

X

X

Allen et al. 2018 [26]

I: 142

C: 68

(350)

• 80% logged on to program at least once

• Mean of 21 logins per participant

25%

27%

X

Allen et al. 2021 [27]

I: 230

C: 115

(345)

• 72% logged on to program at least once

• Median of 2 logins per participant (median of 11 for those that logged in at least once)

29%

X

X

Bennell et al. 2017 [28]

I: 74

C: 74

(148)

• 68% of home exercise sessions completed

• 78% accessed education material

• 64% of PCST practices completed

• Average of 6.4 of 8 PCST modules were completed

5%

11%

• Education = 1.8/5^a

• PCST = 2/5^a

• Physiotherapy = 1/5^a

Bennell et al. 2018 [31]

I: 73

C: 71

(144)

• 72% of home exercise sessions completed

• 74% accessed educational material

• Average of 6.6 of 8 PCST modules were completed

9%

12%

17 questions on the usability of PCST. See paper for details.

Bossen et al. 2013 [15]

I: 100

C: 99

(199)

• 94% logged on at least once

• 62% of education modules completed

• 46% adherent to the intervention (6/9 modules completed)

• 19% completed all modules

16%

24%

SUS = 73/100^a

Gohir et al. 2021 [29]

I: 48

C: 57

(105)

• An average of 88% of exercise sessions were completed

28%

X

X

Kloek et al. 2018 [34]

I: 109

C: 99

(208)

• 81% of participants adhered to the program (completed at least 8 of the 12 modules)

18%

39%

SUS = 73/100^a

Nelligan et al. 2021 [30]

I: 103

C: 103

(206)

• 97% logged on at least once

• 39% accessed the website in final 4 weeks

• Mean of 6 logins per participant

• 73% reply rate to text messages

13%

X

• Treatment satisfaction = 5.6/7^a

• Usefulness of website = 5.3/7^a

• Usefulness of text messages = 5.3/7^a

Pelle et al. 2020 [32]

I: 214

C: 213

(427)

• 80% opened the app at least once

• 70% adherent to intervention (chose at least one goal)

• 53% achieved at least one goal

• 26% still used intervention at the end of the study

39%

X

SUS = 65/100^a

Rini et al. 2015 [33]

I: 58

C: 55

(113)

•91% completed all PCST modules

2%

X

X