Table 7.

Productivity [WPAI] and severity level

		Severity
WPAI	Mild	Moderate	Severe	Total
	% mean [CI]	%mean [CI]	% mean [CI]	% mean [CI]
	n	n	n	n
Absenteeism	2.2%	8.3%	7.6%	4.6%
[% who missed work due	[1.2, 3.2]	[5.2, 11.5]	[2.1, 13.0]	[3.3, 5.9]
to COPD in the last week]	n = 383	n = 205	n = 54	n = 642
Presenteeism	5.2%	16.8%	18.9%	10%
[% who were affected in	[3.7, 6.7]	[12.6, 19.6]	[10.4, 27.3]	[8.3, 11.7]
the last week due to their	n = 405	n = 226	n = 62	n = 693
COPD]
Regular activities	5.9%	20.7%	32.3%	13.1%
[% who were affected	[4.1, 7.7]	[16.9, 24.4]	[22.8, 41.7]	[11.2, 15.0]
within the last week due	n = 405	n = 226	n = 62	n = 693
their COPD]