Table 2

Results of clinical trials at time T=0

Patient	RDI	Central %	ESS	SaO₂%	ETCO₂	TCO₂	MSLT
1	22	59	17	83	42	—	8
2	28	68	16	83	—	40	7
3	18	86	16	85	43	—	6.5
4	33	91	18	80	43	—	7.25
5	29	81	15	82	—	42	6
6	35	83	12	81	—	44	8
7	20	77	16	86	—	43	9
8	45	72	14	78	—	51	8.25
9	40	79	13	82	—	47	8.5
10	26	85	15	83	—	44	9
11	29	84	12	84	45	—	8.75
12	27	92	—	80	41	—	9.5
13	17	96	—	87	—	41	7
14	19	91	—	86	—	41	8
15	29	88	15	87	—	42	9.25
16	47	83	12	79	—	48	6.5
17	21	97	—	80	46	—	10
18	37	82	12	80	51	—	9
19	19	77	10	87	—	40	7
20	22	74	—	88	—	43	11
Mean	28.20	78.25	14.20	83.10	44.43	43.54	8.18
SD	8.96	8.00	2.27	3.07	3.36	3.31	1.30

RDI=respiratory disturbance index; Central %=percentage of RDI that is central apnoeas; ESS=Epworth sleepiness scale; SaO₂%=lowest saturation recorded overnight; ETCO₂=end tidal CO₂; TCO₂=transcutaneous CO₂; MSLT=multiple sleep latency test.