Association of Duration of Sleep and Cardiovascular and Metabolic Comorbidities in Sleep Apnea Syndrome

Table 1

Demographic features of the patients.

	𝑁	No comorbidity	HT	DM	CHD
𝑁	312	150	122	44	38
Male/Female, (%)	222/90	116/34 (77.3)/(22.7)	76/46** (62.3)/(37.7)	29/15 (63.4)/(36.6)	28/10 (74.3)/(25.7)
Age, (year)		47.2±10.6	𝟓𝟔.𝟓±𝟗.𝟑 ***	𝟓𝟑.𝟐±𝟖.𝟗 **	𝟓𝟗.𝟗±𝟗.𝟎 ***
BMI, (kg/m^2)		30.0±4.8	𝟑𝟐.𝟓±𝟔.𝟎 ***	𝟑𝟐.𝟑±𝟓.𝟗 *	30.6±4.8
Educational status
Primary or less, %	149	43.9	51.3	47.5	82.4***
Secondary, %	98	36.6	31.9	27.5	11.8
University, %	59	19.6	16.8	25.0	5.9
Smoking status
Nonsmoker, %	120	36.7	46.3	36.6	31.4
Ex-smoker, %	94	34.7	24.0	36.6	20.0
Current smoker, %	97	28.7	29.8	26.8	48.6
Shift work, %	73	23.3	21.7	31.7	25.7

Means and ±SDs are given in the table, unless otherwise specified.
* 𝑃<0.05;
** 𝑃<0.01;
*** 𝑃<0.001.
Significant findings are marked in bold type.
HT: hypertension, DM: diabetes Mellitus, CHD: coronary heart disease, and OSAS: obstructive sleep apnea syndrome.