Table 3 Biochemical variables according to obstructive sleep apnea severity
|  | AHI < 15 | 15 ≤ AHI < 30 | AHI > 30 | p value | p value* |
|---|---|---|---|---|---|
HbA1C,  % | 8.0 (1.7) | 7.3 (1.4) | 7.4 (1.2) | 0.05 | – |
Glucose, mmol/l | 8.4 (2.2) | 7.8 (2.3) | 7.9 (1.9) | 0.34 | – |
Insulin, mU/l | 15.3 (11.2) | 22.2 (25.0) | 15.0 (10.4) | 0.11 | – |
HOMA-IR | 5.6 (4.9) | 8.1 (9.5) | 5.3 (3.9) | 0.13 | – |
TC, mmol/l | 4.6 (1.0) | 4.6 (1.3) | 4.6 (0.8) | 0.99 | – |
HDLc, mmol/l | 1.1 (0.2) | 1.0 (0.2) | 1.0 (0.2) | 0.18 | – |
LDLc, mmol/l | 2.7 (1.0) | 2.9 (1.3) | 2.7 (0.5) | 0.88 | – |
TG, mmol/l | 1.7 (0.9) | 1.6 (0.6) | 2.3 (1.3) | 0.18 | – |
Adiponectin, µg/ml | 14.7 (7.1) | 9.2 (6.3) | 9.3 (6.4) | 0.0004 | 0.0009 |
Leptin, ng/ml | 30.9 (20.5) | 38.8 (34.2) | 33.5 (25.9) | 0.54 | – |
Leptin/adiponectin | 3.5 (3.8) | 5.4 (5.1) | 5.5 (6.5) | 0.19 | – |
8-isoprostane, pg/ml | 401.7 (142.8) | 235.7 (157.4) | 304.1 (195.1) | 0.01 | 0.09 |
hs-CRP, µg/ml | 45.1 (60.7) | 30.7 (30.7) | 40.3 (35.8) | 0.45 | – |
sP-sel, ng/ml | 38.4 (17.9) | 54.9 (36.9) | 50.8 (25.6) | 0.03 | 0.03 |
Circulating MPs (n = 43) | |||||
 CD62E+ MPs/ml | 70.4 (45.4) | 113.2 (116.5) | 76.0 (66.6) | 0.3882 | – |
 CD62P+ MPs/250 × 103platelets/ml | 37.3 (22.7) | 54.8 (41.2) | 64.1 (37.4) | 0.0838 | – |