Research Article
Development of a Diagnostic Questionnaire for Damp Phlegm Pattern and Blood Stasis Pattern in Coronary Heart Disease Patients (CHD-DPBSPQ)
Table 4
Descriptive statistical data and reliability of the CHD-DPBSPQ.
| | No. of items | Mean ± SD | Range of score | Cronbach’s alpha | Split-half coefficient | ICC (95% CI) |
| Phlegm domain | 9 | 9.7 ± 5.4 | (0.0, 27.0) | 0.77 | 0.81 | 0.78 (0.66, 0.86) | Blood stasis domain | 6 | 7.7 ± 4.7 | (0.0, 18.0) | 0.81 | 0.81 | 0.83 (0.74, 0.89) | CHD-DPBSPQ | 15 | 17.4 ± 9.5 | (0.0, 45.0) | 0.88 | 0.90 | 0.83 (0.74, 0.89) |
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ICC: intraclass correlation coefficient.
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