Characteristics;"Мean ± SE N (%)"
Sex;
Male;"82 (26.5%)"
Female;"227 (73.5%)"
Age;44.76±0.66
"Years of experience in current job";12.74±0.59
Education;
Primary;"1 (0.3%)"
Secondary;"15 (4.9%)"
"High school";"105 (34.0%)"
"Vocational secondary";"97 (31.4%)"
"Professional bachelor";"4 (1.3%)"
"Bachelor’s degree";"29 (9.4%)"
"Master’s degree";"58 (18.8%)"
"Marital status";
Married;"169 (54.7%)"
Single;"52 (16.8%)"
Divorced;"15 (4.9%)"
Separated;"2 (0.6%)"
Widowed;"17 (5.5%)"
"In a partnership";"54 (17.5%)"
"Tobacco use";
Smoker;"171 (55.3%)"
Non-smoker;"138 (44.7%)"
Income;
"Below the average for Bulgaria";"160 (51.8%)"
"At the average for Bulgaria";"135 (43.7%)"
"Above the average level for Bulgaria";"14 (4.5%)"