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Table 2 Comparison of perceptions of illness, beliefs about cardiac rehabilitation and quality of life (40 dyads)

From: Longitudinal evaluation of the effects of illness perceptions and beliefs about cardiac rehabilitation on quality of life of patients with coronary artery disease and their caregivers

Illness perceptions: Time point Patients
Means (SD)
Caregivers
Means (SD)
p-value Beliefs about CR: Time point Patients
Means (SD)
Caregivers
Means (SD)
p-value
Consequences TP1
TP2
4.53 (2.5)
3.28 (2.6)
5.45 (2.8)
3.85 (3.1)
0.095
0.297
Necessity TP1
TP2
18.65 (2.4)
18.65 (3.8)
18.53 (2.5)
18.78 (4.2)
0.814
0.887
Timeline TP1
TP2
7.18 (3.4)
7.73 (3.1)
6.65 (2.9)
7.88 (3.2)
0.390
0.838
Concerns exercise TP1
TP2
5.85 (2.5)
5.85 (2.7)
5.50 (2.3)
5.63 (2.3)
0.486
0.649
Personal control TP1
TP2
6.65 (2.1)
6.75 (2.3)
6.38 (2.7)
6.38 (2.7)
0.569
0.469
Practical barriers TP1
TP2
4.58 (1.9)
5.05 (2.1)
4.38 (1.7)
4.80 (2.4)
0.520
0.648
Treatment control TP1
TP2
8.73 (1.5)
8.25 (1.8)
8.85 (1.4)
8.38 (2.1)
0.644
0.739
Suitability TP1
TP2
3.65 (1.9)
3.53 (1.5)
3.70 (1.6)
3.85 (1.7)
0.900
0.373
Identity TP1
TP2
3.03 (2.4)
2.73 (2.3
3.98 (2.4)
3.08 (2.5)
0.082
0.406
Quality of life (SF-12) Time point Patients
Means (SD)
Caregivers
Means (SD)
p-value
Illness concern TP1
TP2
5.65 (2.9)
4.95 (2.9)
7.43 (2.3)
6.33 (2.9)
0.003**
0.010**
Physical health (PCS) TP1
TP2
47.03 (8.2)
48.50 (9.5)
53.55 (9.4)
54.20 (6.9)
0.002**
0.001***
Coherence TP1
TP2
8.53 (1.5)
8.23 (1.7)
8.65 (1.8)
8.50 (1.9)
0.677
0.501
Mental health (MCS) TP1
TP2
47.58 (8.8)
48.68 (10.1)
44.29 (14.6)
47.14 (11.3)
0.268
0.576
Emotional response TP1
TP2
3.98 (2.9)
3.98 (2.9)
5.10 (3.1)
4.78 (3.1)
0.134
0.269
 
B-IPQ (total score) TP1
TP2
30.48 (11.9)
29.43 (12.8)
34.73 (9.9)
49.15 (9.9)
0.077
0.001***
  1. B-IPQ Brief Illness Perception Questionnaire, PCS physical component score, MCS mental component score, TP1 time-point 1 (baseline), TP2 time-point 2 (6 months), SD standard deviation; p < 0.05*; p < 0.01**, P < 0.001***