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Table 6 Mean (95% confidence limits) baseline and 12-month SAQ-CAN and SAQ, effect size (ES), standardized response means (SRM)

From: Psychometric evaluation of a Canadian version of the Seattle Angina Questionnaire (SAQ-CAN)

PRO Domain

Baseline

12-month

p value

ES

SRM

SAQ-CAN

     

Indoor physical functioning

75.57 (75.09–76.05)

89.53 (89.09–89.97)

< 0.001

1.42

1.30

Outdoor PHYSICAL FUNCTIONING

52.29 (50.77–53.82)

60.18 (58.83–61.53)

< 0.001

0.26

0.23

Angina symptoms burden

69.76 (68.77–70.74)

81.03 (80.23–81.83)

< 0.001

0.59

0.53

Treatment experience

83.36 (82.41–84.31)

86.38 (85.44–87.32)

< 0.001

0.15

0.15

Original SAQ

     

Physical limitation

61.63 (60.67–62.58)

67.35 (66.50–68.20)

< 0.001

0.30

0.28

Angina stability

71.24 (69.87–72.62)

75.59 (74.31–76.87)

< 0.001

0.15

0.12

Angina frequency

78.73 (77.63–79.83)

88.67 (87.85–89.48)

< 0.001

0.48

0.42

Treatment satisfaction

82.47 (81.71–83.23)

85.82 (85.07–86.56)

< 0.001

0.21

0.29

Disease perception

61.78 (60.61–62.95)

76.47 (75.52–77.42)

< 0.001

0.65

0.58