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Table 3 Distribution of the Strength of Recommendation and Level of Evidence among TCM Guidelines

From: A critical review to grading systems and recommendations of traditional Chinese medicine guidelines

SubgroupsNo of recommendationsStrength of Recommendation, No. (%)Level of Evidence, No. (%) 
IIIUGABCD
Year of publication
 2003–20078211 (13.4)45 (54.9)26 (31.7)9 (11.0)30 (36.6)21 (25.6)22 (26.8)
 2008–201298468 (6.9)776 (78.9)140 (14.2)101 (10.3)228 (23.2)341 (34.7)314 (31.9)
 2013–20161005 (5.0)78 (78.0)17 (17.0)11 (11.0)25 (25.0)41 (41.0)23 (23.0)
 2017–201811816 (13.6)79 (66.9)23 (19.5)21 (17.8)42 (35.6)26 (22.0)29 (24.6)
 Total1284100 (7.8)978 (76.2)206 (16.0)142 (11.1)325 (25.3)429 (33.4)388 (30.2)
Type of recommendation
 Treatment90573 (8.0)678 (75.0)154 (17.0)97 (10.7)224 (24.8)267 (29.5)317 (35.0)
 Diagnosis38928 (7.2)309 (79.4)52 (13.4)45 (11.6)101 (26.0)162 (41.6)81 (20.8)
 Total1284100 (7.8)978 (76.2)206 (16.0)142 (11.1)325 (25.3)429 (33.4)388 (30.2)
Type of publication
 CSCD indexed journal36428 (7.7)280 (77.1)55 (15.2)43 (11.8)85 (23.1)117 (32.2)119 (32.8)
 Non-CSCD indexed journal68062 (9.1)511 (75.1)107 (15.7)76 (11.2)175 (25.7)221 (32.5)208 (30.6)
 Book25010 (4.0)196 (78.4)44 (17.6)23 (9.2)66 (26.4)91 (36.4)70 (28.0)
 Total1284100 (7.8)978 (76.2)206 (16.0)142 (11.1)325 (25.3)429 (33.4)388 (30.2)
Source of funding
 Any funding92474 (7.9)675 (73.1)175 (19.0)105 (11.4)257 (27.8)334 (36.2)228 (24.6)
 Not reported37027 (7.3)312 (84.3)31 (8.4)37 (10.0)68 (18.4)95 (25.7)170 (45.9)
 Total1284100 (7.8)978 (76.2)206 (16.0)142 (11.1)325 (25.3)429 (33.4)388 (30.2)