Traditional Chinese Medicine Use among Patients with Psoriasis in Taiwan: A Nationwide Population-Based Study
Table 5
Prevalence rate ratio of diseases between non-TCM and TCM users.
Non-TCM = 8426
TCM = 20084
Compared to non-TCM
%
%
Crude PRR
Adjusted PRR
Metabolic syndrome
Hypertension
1817
21.6
3173
15.8
0.73 (0.70–0.77)
1.18 (1.11–1.26)
Diabetes
1000
11.9
1727
8.6
0.72 (0.69–0.76)
1.14 (1.05–1.24)
Hyperlipidemia
1221
14.5
2666
13.3
0.92 (0.87–0.96)
1.29 (1.20–1.39)
Heart disease
1379
16.4
2707
13.5
0.82 (0.78–0.86)
1.20 (1.11–1.28)
Infections
Tuberculosis
153
1.82
198
0.99
0.54 (0.51–0.58)
0.94 (0.74–1.19)
Hepatitis B
376
4.46
1193
5.94
1.33 (1.25–1.42)
1.46 (1.29–1.65)
Hepatitis C
184
2.18
435
2.17
0.99 (0.92–1.06)
1.39 (1.16–1.68)
Auto immune disorder
Rheumatoid arthritis
15
0.18
48
0.24
1.34 (1.22–1.48)
1.93 (1.03–3.60)
Systemic lupus erythematosus
16
0.19
25
0.12
0.66 (0.60–0.71)
0.59 (0.29–1.17)
Vitiligo
40
0.47
123
0.61
1.29 (1.18–1.41)
1.11 (0.77–1.62)
Pemphigoid
16
0.19
16
0.08
0.42 (0.39–0.46)
0.86 (0.39–1.89)
Pemphigus
15
0.18
14
0.07
0.39 (0.36–0.43)
0.58 (0.26–1.32)
Alopecia areata
88
1.04
297
1.48
1.42 (1.31–1.54)
1.36 (1.06–1.75)
Crohn’s disease
449
5.33
1610
8.02
1.50 (1.41–1.60)
1.32 (1.18–1.47)
Cancer
329
3.90
597
2.97
0.76 (0.71–0.81)
1.24 (1.07–1.44)
Others
Depression
379
4.50
1200
5.97
1.33 (1.24–1.42)
1.41 (1.25–1.60)
Hyperthyroidism
157
1.86
400
1.99
1.07 (0.99–1.15)
0.99 (0.81–1.21)
Hypothyroidism
49
0.58
153
0.76
1.31 (1.20–1.43)
1.20 (0.85–1.70)
Multiple sclerosis
5
0.06
15
0.07
1.26 (1.14–1.39)
1.02 (0.35–2.99)
Fatty liver
144
1.71
331
1.65
0.96 (0.90–1.04)
1.30 (1.05–1.61)
Chronic airways obstruction
348
4.13
452
2.25
0.54 (0.51–0.58)
1.19 (1.02–1.39)
Sleep disorder
1046
12.4
4407
21.9
1.77 (1.68–1.86)
1.77 (1.65–1.90)
Asthma
1008
12.0
2303
11.5
0.96 (0.91–1.01)
0.98 (0.91–1.06)
Allergic rhinitis
1956
23.2
6687
33.3
1.43 (1.37–1.50)
1.26 (1.20–1.33)
PRR: prevalence rate ratio. Model adjusted for age, sex, occupation, urbanization, and number of outpatient visits for traditional Chinese medicine. ≤ 0.05; ≤ 0.01; ≤ 0.001.
