Inclusive study

abnormal group (case)

normal group (case)

Grade

Feng Qingchun [6] 2017

210

225

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

A

Zhang Xiaowei [7] 2014

93

66

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

A

Wang Yan et al. [8] 2013

220

94

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

A

Wang Jin et al. [9] 2017

90

451

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

A

Zhou Xiaosheng [10] 2014

118

316

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

A

Tu Qiuyun [11] 2011

288

401

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

A

Liu Jing [12] 2015

1504

1496

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

A

Tian Qianqian [13] 2014

211

308

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

A