Table 1 Clinical characteristics from the sample

Age (years)

41.4 (18.4)

41.3 (17.6)

0.969

Education (years)

12.8 (3.7)

13.5 (3.8)

0.207

BMI (kg/m²)

26.0 (4.6)

24.0 (4.7)

0.006

Smokers, n (%)

19 (23.8)

16 (15.5)

0.161

Tobacco consumption (cig/d), all participants

3.3 (8.1)

1.4 (4.2)

0.058

Tobacco consumption (cig/d), only smokers

14.2 (11.4)

9.3 (6.6)

0.144

OCI-R

 OCI-R total score

9.8 (8.8)

9.7 (8.9)

0.895

 OCI-R hoarding score

2.4 (2.2)

2.7 (2.6)

0.823

 OCI-R checking score

1.6 (1.8)

1.4 (2.1)

0.103

 OCI-R ordering score

3.0 (2.5)

3.0 (2.1)

0.547

 OCI-R neutralizing score

0.7 (1.5)

0.6 (1.2)

0.616

 OCI-R washing score

0.6 (1.4)

0.7 (1.3)

0.254

 OCI-R obsessing score

1.5 (2.2)

1.4 (1.9)

0.972

 OCI-R ≥ 21, n (%)

10 (12.5)

12 (11.7)

0.861

STAI

 STAI-Trait Anxiety subscore

13.0 (8.0)

14.9 (8.7)

0.131

 STAI-State Anxiety subscore

11.7 (7.9)

10.9 (6.7)

0.462

Perceived stress scale

17.0 (7.2)

17.7 (7.5)

0.523

Holmes-Rahe Social Readjustment Scale

 Number of stressful life events

2.8 (2.6)

3.0 (2.6)

0.572

 Stress Score

82.3 (8.8)

90.1 (80.3)

0.356