Multivariate Analysis as a Method for Evaluating the Conceptual Perceptions of Korean Medicine Students regarding Phlegm Pattern

Table 9

Factors of phlegm pattern questionnaire according to year of study and a previous study.

First year	Second year	Third year	Fourth year	Fifth year	Study by Park et al. [6]
Sputum, cough, feeling of foreign body in the throat, shortness of breath	Sputum, cough, feeling of foreign body in the throat	Sputum, cough, feeling of foreign body in the throat, shortness of breath, feeling heavy in the chest	Sputum, feeling of foreign body in the throat	Sputum, cough, rumbling sound in the abdomen	Sputum, cough, feeling of foreign body in the throat
Sickness, indigestion, poor appetite, lumps yellow face	Sickness, indigestion, Poor appetite, feeling of abdominal fullness, rumbling sound in the abdomen	Sickness, indigestion, poor appetite, feeling of abdominal fullness	Sickness, indigestion, poor appetite, feeling of abdominal fullness, rumbling sound in the abdomen	Sickness, indigestion, poor appetite, feeling of abdominal fullness, rumbling sound in the abdomen	Sickness, indigestion, poor appetite, feeling of abdominal fullness, rumbling sound in the abdomen
Rumbling sound in the abdomen, feeling of abdominal fullness		Mucousy stool, rumbling sound in the abdomen, feeling of abdominal fullness
Headache, unclearness in the head, mucousy stool(−)	Headache, join pain, flank pain, unclearness in the head, lumps, feeling heavy in the chest feeling of abdominal fullness	Headache, unclearness in the head, lumps, dizziness, tinnitus	Headache, Unclearness in the head, dizziness, mucousy stool(−)	Headache, joint pain, itching
Tinnitus, dizziness, flank pain, mucousy stool	Tinnitus, dizziness, sickness	Yellowish face, joint pain, flank pain	Joint pain, flank pain, sputum	Tinnitus, dizziness, unclearness in the head
Fatigue, feeling heavy in the limbs, yellowish face	Fatigue, feeling heavy in the limbs, shortness of breath	Fatigue, feeling heavy in the limbs, flank pain	Fatigue, feeling heavy in the limbs, shortness of breath poor appetite	Fatigue, feeling heavy in the limbs, shortness of breath, poor appetite	Fatigue, feeling heavy in the limbs, headache, dizziness, unclearness in the head
Feeling heavy in the chest			Feeling heavy in the chest, cough, shortness of breath	Feeling heavy in the chest
Palpitation, startled by faint noise	Palpitation, startled by faint noise, feeling heavy in the chest, poor appetite	Palpitation, startled by faint noise, tinnitus, sputum(−), shortness of breath	Palpitation, startled by faint noise, tinnitus, itching	Palpitation, startled by faint noise, dark circles under the eyes, dizziness	Palpitation, startled by faint noise, tinnitus, joint pain, flank pain, shortness of breath feeling, heavy in the chest
Itching, Joint pain, dark circles under the eyes	Itching, yellowish face, dark circles under the eyes, mucousy stool, rumbling sound in the abdomen	Itching	Dark circles under the eyes, yellowish face, lumps, feeling heavy in the chest(−)	Yellowish face, lumps, mucousy stool	Itching, lumps, mucousy stool
				Feeling of foreign body in the throat, flank pain	Dark circles under the eyes, yellow face

Only items with a factor loading ≥0.4 were extracted.
Factor order does not equal the order of variance explained.
(−) Factor loading is negative value.