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Table 3 Correlation of Quality of Life Domains, depression, morningness-eveningness types and Apnea Hypopnea Index, selected cardio-metabolic biomarkers and nutrients (adjusted for age and sex; Pearson Partial Correlation Coefficients, n = 64) in in patients with Obstructive Sleep Apnea

From: Quality of life, depression and dietary intake in Obstructive Sleep Apnea patients

Analyzed variables Quality of life Depression inventory Morningness-eveningness
Physical health Psychological Social relationships Environment
AHI (events/hours)a 0.11 (0.43) 0.13 (0.33) 0.07 (0.59) 0 (0.98) 0.11 (0.4) 0.15 (0.27)
SBP (mmHg)b −0.02 (0.88) −0.03 (0.85) −0.12 (0.36) 0.19 (0.15) −0.06 (0.65) 0.13 (0.34)
DBP (mmHg)c −0.25 (0.06) −0.36 (0.01) −0.29 (0.03) 0.01 (0.93) 0.17 (0.2) 0.05 (0.72)
TC (mmol/dl)d 0.02 (0.86) 0.28 (0.04) 0.05 (0.73) 0.23 (0.08) −0.03 (0.8) −0.09 (0.52)
HDL (mmol/dl)e −0.05 (0.7) 0.02 (0.88) −0.12 (0.38) 0.25 (0.06) −0.04 (0.77) 0.03 (0.84)
LDL (mmol/dl)f 0.06 (0.68) 0.3 (0.02) −0.02 (0.89) 0.14 (0.31) −0.01 (0.94) −0.08 (0.57)
TG (mmol/dl)g 0.03 (0.82) 0.11 (0.4) 0.27 (0.04) 0.03 (0.8) 0.04 (0.75) −0.14 (0.28)
Fasting glucose (mmol/dl) 0.03 (0.81) −0.08 (0.57) 0.03 (0.85) −0.1(0.45) 0.3 (0.02) 0.12 (0.37)
Energy (kcal) −0.09 (0.49) −0.04 (0.76) 0.23 (0.09) 0.08 (0.54) −0.06 (0.67) −0.13 (0.32)
Carbohydrates (g) 0.01 (0.95) 0.02 (0.88) 0.2 (0.14) 0.18 (0.18) −0.04 (0.75) 0.05 (0.71)
Protein (g) −0.2 (0.13) −0.12 (0.39) 0.27 (0.04) −0.01 (0.93) −0.08 (0.55) −0.14 (0.3)
Fat (g) −0.11 (0.39) −0.07 (0.59) 0.17 (0.21) −0.03 (0.83) −0.05 (0.68) −0.28 (0.03)
PUFA (g)h −0.11 (0.39) −0.15 (0.27) 0.09 (0.52) −0.12 (0.38) −0.08 (0.56) −0.11 (0.43)
MUFA (g)i −0.08 (0.53) −0.03 (0.85) 0.19 (0.14) 0.01 (0.96) −0.02 (0.86) −0.3 (0.02)
SFA (g)j −0.12 (0.39) −0.07 (0.6) 0.13 (0.35) −0.01 (0.92) −0.06 (0.63) −0.27 (0.04)
Vit B1 (mg) 0.11 (0.4) −0.01 (0.97) 0.13 (0.32) 0.19 (0.16) −0.12 (0.37) −0.02 (0.89)
Vit B2 (mg) −0.18 (0.19) −0.03 (0.8) 0.19 (0.15) −0.06 (0.63) −0.09 (0.52) −0.08 (0.56)
Vit B6 (mg) 0.06 (0.65) −0.06 (0.64) 0.27 (0.04) 0.15 (0.27) −0.13 (0.34) 0.05 (0.69)
Vit B12 (ug) −0.06 (0.67) 0.06 (0.63) 0.13 (0.33) −0.01 (0.95) −0.03 (0.82) −0.27 (0.04)
Folate (ug) 0.05 (0.69) 0.05 (0.71) 0.2 (0.14) 0.08 (0.54) −0.2 (0.13) 0.18 (0.17)
Vit D (ug) 0.05 (0.68) 0.09 (0.49) 0.12 (0.36) 0.06 (0.64) −0.09 (0.49) −0.25 (0.06)
  1. Data expressed as adjusted correlation coefficient (p-value)
  2. aAHI -Apnea/Hypopnea Index classification: normal (<5.0), mild (5.0–14.9), moderate (15.0–29.9), and severe (≥30.0 events per hour).)bSBP- systolic blood pressure,)cDBP-diastolic blood pressure,dTC-total cholesterol, eHDL-high density lipoprotein, fLDL- low density lipoprotein, gTG- triglycerides, hPUFA- polyunsaturated fatty acids, iMUFA- monounsaturated fatty acids, jSFA-saturated fatty acids