Table 2.

Severe Respiratory Insufficiency Questionnaire (SRI) scores (n = 127)

	Mean	SD	95% CI
			Lower limit	Upper limit
Respiratory complaints	53.8	19.9	50.3	57.3
Physical functioning	37.1	24.2	32.9	41.4
Attendant symptoms and sleep	58.4	19.1	55.0	61.7
Social relationships	68.6	21.7	64.8	72.5
Anxiety	51.1	24.1	46.9	55.4
Psychological well-being	57.7	19.3	54.3	61.1
Social functioning	50.8	22.4	46.9	54.8
Summary scale	54.1	16.9	51.1	57.1

CI Confidence interval; SD standard deviation