Table 2

The most frequent symptoms and their appearance probability

Order

Symptom

Appearance probability

1

Chest distress

78.6%

2

Short breath/dyspnea/suffocation

69.7%

3

Hypodynamia

65.4%

4

Palpitation

64.5%

5

Soreness and weakness of waist and knees

50.8%

6

Chest pain

48.6%

7

Thirsty and dry pharynx

48.6%

8

Dizziness

48.5%

9

Aggravating gloom

43.4%

10

Dysphoria

40.4%

11

Spontaneous sweating

39.1%

12

Numbness of hands and feet

37.1%

13

Night sweat

36.2%

14

Tinnitus

35.1%

15

Chills

35.0%

16

Cough

32.6%

17

Impetuosity and susceptibility to rage

32.3%

18

The frequent and increased urination at night

29.5%

19

Like cold drink

25.9%

20

Cough with sputum

25.4%

Li et al. Chinese Medicine 2012 7:9   doi:10.1186/1749-8546-7-9