Journal of Orthopaedic Surgery and Research

Table 5 Data source and data extraction (d-dimer) of included studies

From: Traditional Chinese and western medicine for the prevention of deep venous thrombosis after lower extremity orthopedic surgery: a meta-analysis of randomized controlled trials

First author and year	Experimental group				Control group
First author and year	Before the drug	n	After the drug	n	Before the drug	After the drug
Bi CQ 2009 [12]	1.12 ± 1.11033	35	0.6829 ± 0.4547	35	0.74 ± 0.90365	0.72 ± 0.53292
He Y 2013 [16]	1.242 ± 1.078	62	0.792 ± 0.592	62	0.832 ± 0.912	0.792 ± 0.612
Jiang KW 2011 [19]	1.120 ± 1.110	65	0.682 ± 0.454	73	0.740 ± 0.903	0.720 ± 0.532
Li JH 2015 [21]	0.856 ± 0.187	44	0.509 ± 0.284	41	0.791 ± 0.221	0.693 ± 0.457
Shao ZH 2016 [23]	0.154 ± 0.060	45	1.405 ± 0.362	45	0.142 ± 0.051	1.968 ± 0.527
Shi M 2011 [24]	0.986 ± 0.325	29	0.603 ± 0.428	34	0.962 ± 0.547	0.891 ± 0.734
Xiao G 2015 [26]	0.16 ± 0.09	38	0.11 ± 0.26	38	0.17 ± 0.10	0.16 ± 0.11
Zhai JB 2016 [28]	1.525 ± 0.347	38	1.642 ± 0.389	38	1.493 ± 0.321	2.205 ± 0.561
Zhao Q 2017 [30]	1.90 ± 0.43	95	1.65 ± 0.56	95	1.90 ± 0.40	1.62 ± 0.62

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ISSN: 1749-799X

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