Research Article
Multivariate Analysis as a Method for Evaluating the Conceptual Perceptions of Korean Medicine Students regarding Phlegm Pattern
Table 4
Factor Loadings for the items of the phlegm pattern questionnaire responded by the first-year students.
| Item | Factor | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| Sputum | 0.849 | 0.083 | 0.043 | −0.180 | 0.004 | −0.120 | −0.255 | 0.132 | 0.201 | Cough | 0.847 | −0.019 | 0.196 | −0.092 | −0.065 | 0.092 | 0.083 | 0.149 | 0.034 | Feeling of foreign body in the throat | 0.799 | 0.233 | −0.053 | 0.226 | −0.096 | −0.149 | −0.168 | −0.041 | 0.076 | Shortness of breath | 0.626 | 0.116 | −0.073 | 0.205 | −0.055 | 0.156 | 0.512 | −0.125 | −0.104 | Indigestion | 0.130 | 0.840 | 0.105 | −0.148 | 0.030 | 0.091 | 0.065 | 0.272 | −0.008 | Sickness | 0.150 | 0.788 | −0.071 | 0.226 | −0.086 | −0.268 | 0.035 | −0.107 | 0.053 | Lumps | −0.035 | 0.605 | −0.031 | 0.556 | 0.029 | 0.064 | −0.198 | 0.037 | 0.244 | Poor appetite | −0.029 | 0.585 | 0.557 | −0.013 | −0.052 | −0.009 | 0.186 | 0.179 | 0.064 | Fatigue | 0.042 | −0.048 | 0.830 | 0.017 | 0.005 | 0.061 | 0.173 | 0.088 | 0.003 | Feeling heavy in the limbs | 0.030 | 0.052 | 0.793 | 0.050 | 0.194 | −0.045 | 0.243 | 0.247 | −0.151 | Yellowish face | 0.228 | 0.433 | 0.582 | 0.137 | 0.114 | −0.124 | −0.247 | −0.227 | −0.185 | Tinnitus | 0.025 | 0.012 | −0.066 | 0.792 | 0.081 | −0.067 | 0.299 | 0.097 | −0.133 | Dizziness | 0.017 | −0.038 | 0.243 | 0.703 | 0.017 | 0.442 | 0.085 | −0.179 | −0.212 | Flank pain | −0.385 | 0.283 | 0.183 | 0.453 | 0.367 | −0.166 | 0.110 | 0.215 | 0.298 | Itching | −0.010 | 0.016 | 0.072 | −0.121 | 0.880 | −0.055 | 0.020 | −0.198 | −0.136 | Joint pain | −0.183 | −0.112 | 0.104 | 0.097 | 0.811 | 0.190 | −0.119 | −0.001 | 0.234 | Dark circle under the eyes | 0.010 | 0.013 | −0.006 | 0.221 | 0.735 | 0.152 | 0.237 | 0.221 | −0.266 | Headache | −0.028 | −0.008 | 0.080 | 0.183 | 0.051 | 0.866 | −0.039 | 0.133 | 0.016 | Unclearness in the head | 0.015 | −0.011 | −0.083 | −0.080 | 0.100 | 0.820 | −0.127 | −0.090 | −0.005 | Mucousy stool | 0.148 | 0.304 | 0.203 | 0.411 | −0.067 | −0.458 | −0.108 | 0.376 | −0.023 | Palpitation | −0.028 | 0.118 | 0.235 | 0.262 | 0.084 | −0.132 | 0.702 | −0.006 | −0.022 | Startled by faint noise | −0.235 | −0.051 | 0.297 | −0.025 | 0.022 | −0.115 | 0.687 | 0.272 | 0.045 | Rumbling sound in the abdomen | 0.089 | 0.102 | 0.192 | 0.061 | −0.014 | −0.056 | 0.074 | 0.863 | −0.019 | Feeling of abdominal fullness | 0.106 | 0.529 | 0.076 | −0.081 | −0.061 | 0.211 | 0.211 | 0.572 | −0.313 | Feeling heavy in the chest | 0.218 | 0.067 | −0.143 | −0.142 | −0.106 | 0.015 | 0.003 | −0.093 | 0.878 | Variance explained (%) | 11.57 | 11.20 | 9.61 | 8.98 | 8.93 | 8.80 | 7.26 | 7.17 | 5.40 |
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Symptoms with factor loading ≥0.4 are marked bold.
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