Table 4.

PMR and diary composite data for completer analysis (excluding dropouts)

Electronic PMR data entered per participant
Total no. days of PMR played (days/participant)	Mean = 23 ± 22 [1, 76]
Total no. days of PMR played (days/participant)	Median = 12, IQR = 35
No. of days of PMR played short file	Mean = 16 ± 17 days/person [1, 56]
No. of days of PMR played short file	Median = 8, IQR = 23
No. of days of PMR played long file	Mean = 16 ± 16 days/person [1, 49]
No. of days of PMR played long file	Median = 9, IQR = 23
Total time PMR played/day (in mins)	Mean = 11 ± 7 [0.02–22]
Total time PMR played/day (in mins)	Median = 8, IQR = 11
Total no. days diary entered per participant	Mean = 51 + 33 [1, 90]
Total no. days diary entered per participant	Median = 56, IQR = 66
Headache-free days entered (overall)	727