Table 1 Sociodemographic and clinical characteristics of the study group (n = 222)

Marital status: married, n (%)

189 (85)

χ² = 3.26=; p = .07

Employment prior to MI, n (%)

χ² = 12.45; p < .001

 Yes (M/W)

114 (71)/26 (44)

Education, n (%)

χ² = 3.37; p = .34

 Vocational

105 (47)

 High school

86 (39)

 University-level

31 (14)

Place of residence, n (%)

χ² = 0.20; p = .90

 Rural

52 (23)

 Town

96 (43)

 City

74 (33)

Previous MI, n (%)

χ² = 2.73, p = .07

First MI

189 (85)

Type (STEMI/NSTEMI), n (%)

χ² = 0.03, p = .48

 STEMI

149 (67)

Course, n (%)

χ² = 2.01, p = .13

 Uncomplicated MI

204 (92)

PTCA, n (%)

χ² = 2.59, p = .27

 Yes

204 (92)

Duration of hospitalization after MI, M ± SD, range [number of days]

7.33 ± 3.07

3–23

χ² = 0.54, p = .46

Time from MI to the beginning of the study, n (%)

χ² = 5.45, p = .14

 Up to 30 days

122 (55)

 31–90 days

58 (26)

 More than 90 days

42 (19)

Angina before MI, n (%)

χ² = 6.06, p = .11

 Negative

118 (53)

 Up to 1 month

38 (17)

 Up to 12 months

26 (12)

 Longer than 12 months

40 (18)

Comorbidities, n (%)

χ² = 1.04, p = .59

 None

69 (31)

Angina at T1, n (%)

164 (74)

χ² = 1.36, p = .51

Beta blockers at T1, n (%)

χ² = 1.12, p = .29

 Yes

155 (70)

Anxiolytics at T1, n (%)

χ² = 0.88, p = .35

 Yes

22 (10)

Physical rehabilitation intensity at T1, n (%)

χ² = 14.51, p = .001

 High intensity M/W

52 (32)/4 (7)

 Moderate intensity M/W

96 (59)/48 (81)

 Breathing M/W

15 (9)/7 (12)

Recurrent MI at T3 (n = 140), n (%)

6 (4)

χ² = 2.85; p = .24

Rehospitalisation at T3 (n = 140), n (%)

30 (21)

χ² = 2.28; p = .32

Employment at T3 (n = 140), n (%)

60 (43%)

χ² = 2.76; p = .43