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Table 1 Demographic characteristics of the patients with newly diagnosed dysfunctional uterine bleeding from 1997 to 2010 in Taiwan

From: The utilization of traditional Chinese medicine in patients with dysfunctional uterine bleeding in Taiwan: a nationwide population-based study

Variable non-TCM seekers TCM seekers p value§
n = 4779 (10.31%) n = 41,558 (89.69%)
n % n %
Age at baseline      <.0001
 18–29 1813 37.94 19,241 46.3  
 30–39 1424 29.8 12,032 28.95  
  ≥ 40 1542 32.27 10,285 24.75  
 Mean (SD) 34.84(10.42) 32.59(9.58) <.0001
Urbanization levels      0.0042
 1 (highest) 1554 32.54 12,975 31.23  
 2 1509 31.6 12,944 31.16  
 3 780 16.33 7656 18.43  
 4+ (lowest) 933 19.54 7966 19.18  
Conventional drug use
 Progesteronea 2475 51.79 26,681 64.2 <.0001
 Estorgen 2291 47.94 24,531 59.03 <.0001
 Combined oral contraceptives 364 7.62 4752 11.43 <.0001
 Danazol 45 0.94 766 1.84 <.0001
 GnRH agonists 2 0.04 18 0.04 0.99$
 Tranexamic acid 2861 97.51 41,335 99.51 <.0001
 NSAIDs 4660 97.51 41,355 99.51 <.0001
Surgery in the follow-up periodb     0.0184
 No 4230 88.51 36,288 87.32  
 Yes 549 11.49 5270 12.68  
  1. t test; §Chi-square; $Fisher exact test
  2. Abbreviations: TCM traditional Chinese medicint, NSAIDs non-steroidal anti-inflammatory drugs
  3. aProgesterone: progesterone only pills, medroxyprogesterone acetate
  4. bSurgery: endometrial ablation, resection, and hysterectomy