Table 2. Characteristics of patients with moderate sleep apnoea syndrome; median (interquartile range).

preAHI 15 bis < 30		initial PSG	final PSG	Change	Significance of change
Age	years	63.0 (54.4–69.9)	64.4 (55.8–71.5)	1.1 (0.6–2.0)	<.001
Height	cm	170.0 (163.0–176.0)	170.0 (163.0–176.0)	0.0 (0.0–0.0)	n/a
Weight	kg	87.0 (78.5–99.0)	89.5 (79.0–100.0)	1.0 (-1.0–4.0)	<.001
BMI	kg/m²	30.3 (27.4–34.1)	30.8 (27.5–34.6)	0.4 (-0.4–1.3)	<.001
HDL	mg/dl	50.0 (41.0–61.0)	50.0 (43.0–61.0)	0.0 (-5.0–6.0)	.779
LDL	mg/dl	114.0 (92.0–140.0)	115.0 (95.0–142.0)	3.0 (-20.0–18.0)	.784
Chol	mg/dl	192.0 (163.0–220.5)	195.0 (167.0–223.0)	0.0 (-17.0–20.0)	.385
CRP	mg/l	2.5 (1.3–5.1)	2.3 (1.1–4.8)	-0.2 (-1.1–0.7)	.160
TG	mg/dl	124.0 (91.0–189.0)	128.0 (84.0–187.0)	3.0 (-24.5–30.5)	.201
FPG	mg/dl	100.0 (93.0–115.5)	100.0 (95.0–115.0)	1.0 (-7.0–9.0)	.197
HbA1c	IFCC: mmol/mol	37.7 (35.5–41.0)	38.8 (35.5–42.1)	0.2 (-1.1–2.2)	.006
AHI		22.1 (17.8–25.8)	2.0 (0.8–5.1)	-18.3 (-22.7–-14.8)	<.001
Longest event	sec	63.0 (45.0–93.0)	37.0 (24.6–56.9)	-26.0 (-51.0–-2.2)	<.001
Min O2	%	81.0 (76.0–84.9)	89.0 (86.9–91.0)	7.1 (4.0–11.1)	<.001
ODI		21.1 (17.1–25.9)	1.8 (0.5–5.7)	-17.5 (-22.3–-12.8)	<.001
% TST<90		5.8 (2.0–19.4)	0.0 (0.0–0.8)	-4.3 (-13.2–-1.1)	<.001
BP syst	mmHg	141.0 (129.0–154.0)	133.0 (126.0–149.0)	-3.5 (-15.0–9.0)	.011
BP diast	mmHg	88.0 (79.0–95.0)	84.0 (77.0–92.0)	-3.0 (-12.0–5.0)	<.001
QoL		70.0 (50.0–90.0)	80.0 (60.0–90.0)	0.0 (0.0–15.0)	.001