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Table 2 The inclusion and exclusion criteria of systematic review

From: Sjogren’s syndrome in clinical trials of traditional Chinese medicine: protocol for the development of a core outcome set

Items

Inclusion criteria

Exclusion criteria

P

Patients with Sjogren’s syndrome [21, 22] (age ≥ 18 years)

Other patients

I

Any sort of TCM*

Exercise treatments such as walking and meditation

C

Any sort of intervention or placebo (or nothing at all)

None

O

Outcome measurement time or outcome definition instruments can be extracted

The main purpose of the study is to assess the mechanism or pharmacokinetics of the drug

St

Randomized controlled trials

Full-text cannot be obtained

L

Published in Chinese or English

Published by other language

Ss

Sample size ≥30 in each group

Sample size of one group is less than 30

  1. P, patients; I, intervention; C, comparison; O, outcome; St, study types; L, language; Ss, sample size; TCM, traditional Chinese medicine
  2. *The intervention of traditional Chinese medicine only included herbal drug, herbal patch, acupuncture, Tuina, and Chinese patent drug