Table 2 Sleep registration data and glucose metabolism characteristics in 137 extremely obese subjects according to the presence or absence of obstructive sleep apnea (OSA)
Variables | All participants | OSA no | OSA yes | p-value |
|---|---|---|---|---|
N | 137 | 53 (39%) | 84 (61%) | |
Sleep registration | ||||
Apnea-Hypopnea index | 16 (20) | 2 (2) | 25 (22) | <0.001 |
Oxygen desaturation index | 17 (18) | 3 (3) | 26 (21) | <0.001 |
Snoring (5 of sleep time) | 19 (21) | 11 (14) | 23 (23) | <0.001 |
SpO2 (%) | 93 (3) | 95 (2) | 93 (3) | <0.001 |
Glucose metabolism | ||||
Glucose, fasting (mmol/l) | 6.6 (2.0) | 5.8 (1.1) | 7.1 (2.3) | <0.001 |
Glucose, 2 hour (mmol/l) | 7.6 (3.2) | 6.5 (2.5) | 8.3 (3.4) | 0.001 |
HbA1 (%) | 5.9 (1.1) | 5.5 (0.8) | 6.1 (1.2) | 0.001 |
Insulin (pmol/l) | 201 (89) | 193 (78) | 207 (96) | 0.468 |
HOMA Insulin Resistance | 3.8 (1.7) | 3.6 (1.4) | 4.0 (1.8) | 0.178 |