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Table 1 Significant changes in the number of patients of TCM before and during the COVID-19 pandemic using the Mann–Whitney U test

From: The dynamics of patient visits to traditional Chinese medicine during the 2019 coronavirus pandemic

  Median (IQR) of patient visits before COVID-19 pandemic Median (IQR) of patient visits after COVID-19 pandemic Average rank of patient visits before COVID-19 pandemic Average rank of patient visits after COVID-19 pandemic Mann–Whitney U Test statistic Z Two-tailed probability
Total 50,932(5317) 36,930(6170) 23.306 4.4 7 3.309 0.0009*
Internal medicine 9431(1194) 7512(1023) 23.250 4.8 9 3.227 0.0013*
Acupuncture 5606(1243) 3821(978) 23.120 5.0 11 3.118 0.0018*
Traumatology 2420(263) 1657(391) 23.167 5.4 12 3.108 0.0019*
Obstetrics and Gynecology 1502(218) 927(182) 23.306 4.4 7 3.307 0.0009*
Pediatrics 247(63) 156(50) 23.361 4.0 5 3.387 0.0007*
Mobile medicine 459(87) 155(42) 23.500 3.0 0 3.586 0.0003*
Stroke 969(295) 804(128) 22.250 12.0 45 1.793 0.0730
Cancer 188(76) 228(45) 19.806 29.6 47 −1.714 0.0866