Switch of noninvasive ventilation (NIV) to continuous positive airway pressure (CPAP) in patients with obesity hypoventilation syndrome: a pilot study

Table 5 ESS, PSQI and its components, SRI and its subscales scores with NIV and one month after the switch to CPAP

Scores	NIV	CPAP	P value
ESS	8.21 ± 5.54	4.29 ± 3.43	0.004*
PSQI	6.86 ± 4.77	6.14 ± 3.65	0.311
Componant 1	1.07 ± 0.92	0.86 ± 0.53	0.500
Componant 2	0.79 ± 1.37	1.29 ± 1.27	0.250
Componant 3	0.93 ± 0.83	0.93 ± 1.07	1
Componant 4	0.5 ± 0.85	0.57 ± 0.85	0.531
Componant 5	1.29 ± 0.61	1.21 ± 0.43	1
Componant 6	1.21 ± 1.48	0.43 ± 1.09	0.125
Componant 7	1 ± 1.18	0.86 ± 1.03	0.766
SRI	62.4 ± 19.46	66.5 ± 17.32	0.153
SRI RC	70 ± 21.61	71.87 ± 21.58	0.529
SRI PF	48.61 ± 28.33	46.13 ± 29.17	0.404
SRI AS	54.83 ± 28.80	64.54 ± 22.04	0.135
SRI SF	70.83 ± 21.30	75 ± 19.81	0.682
SRI ANX	69.67 ± 16.74	70.14 ± 18.02	0.968
SRI WB	61.31 ± 28.63	73.21 ± 21.89	0.240
SRI SR	61.54 ± 23.52	64.38 ± 22.25	0.675

Data are expressed in mean (standard deviation)
Definition of abbreviations: NIV non invasive ventilation, CPAP continuous positive airway pressure, ESS epworth sleepiness scale, PSQI Pittsburgh sleep quality index, SRI severe respiratory insufficiency questionnaire, RC respiratory complaints, PF physical functioning, AS attendant symptoms, SF social functioning, ANX anxieties, WB well being, SR social relationships
*means significance with p value < 0.05

ISSN: 1471-2466