Table 5. Summary of Work Productivity and Activity Impact Questionnaire.

	ALL SUBJECTS		EMPLOYED SUBJECTS
	Currently Employed	How much did health affect non-work during the previous week?	Hours worked in the previous week	Hours missed from work because of health during the previous week	Hours missed from work because of other during the previous week	How much did health affect productivity during the previous week?
	(Yes)	(Range 1–10)	(Hours)	(Hours)	(Hours)	(Range 1–10)
	n (%)	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)
Baseline (N = 138)	61 (44.2)	n = 136	n = 61	n = 61	n = 61	n = 58
		5.1 (3.1)	32.3 (13.7)	4.0 (8.4)	2.2 (5.6)	3.4 (2.6)
Week 1 (N = 126)	53 (42.1)	n = 124	n = 52	n = 52	n = 52	n = 48
		4.4 (3.2)	32.5 (15.1)	2.2 (6.6)	1.4 (4.2)	2.8 (2.4)
Week 2 (N = 122)	56 (45.9)	n = 120	n = 56	n = 56	n = 56	n = 50
		4.1 (3.0)	31.1 (15.9)	2.1 (7.0)	1.9 (7.5)	2.8 (2.5)
Week 3 (N = 124)	54 (43.6)	n = 124	n = 53	n = 53	n = 53	n = 48
		4.0 (3.1)	31.8 (15.5)	1.6 (5.9)	1.7 (4.8)	3.1 (2.9)
Week 4 (N = 138)	60 (43.5)	n = 138	n = 60	n = 60	n = 60	n = 55
		3.7 (3.1)	30.4 (14.6)	2.6 (7.3)	2.4 (5.6)	3.0 (2.7)

Note: The productivity and daily activities questions were based on 10-point scales

Abbreviations: N/n, total subject population/subset of total subject population; SD, standard deviation