Table 3—

How oxygen prescription during sleep and exercise was determined

Country	[Sleep]				[Exercise]
Country	n^#	Resting	Resting flow 1 or 2 L·min⁻¹	Individually tested flow	n^#	Resting flow	Resting flow plus 1 or 2 L·min⁻¹^¶	Individually tested flow
Canada	56	16	23	17	54	6	5	43
France	60	25	2	33	61	5	12	44
Italy	46	8	7	31	46	0	3	43
Spain	37	23	9	5	38	11	5	22
The Netherlands	51	26	2	23	48	10	7	31
USA⁺	35	11	13	11	41	1	0	40
Total	285	109	56	120	288	33	32	223

^#: the number of responders decreased throughout the test
^¶: also contains the number that prescribed the same rate as during exercise
⁺: was not included in the statistical analysis
Significant difference between all countries (p<0.001)