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Table 2 Quality assessment according to the Newcastle–Ottawa scale

From: The impact of segmentectomy versus lobectomy on pulmonary function in patients with non-small-cell lung cancer: a meta-analysis

ID Selection Comparability Exposure Total score
Kim 2015 [3] 3 2 3 8
Zhong 2020 [4] 4 2 2 8
Nomori 2018 [5] 4 2 3 9
Takizawa 1999 [6] 4 2 3 9
Tane 2019 [7] 4 2 3 9
Helminen 2020 [1] 3 2 2 7
Gu 2018 [8] 4 2 3 9
Kobayashi 2017 [9] 4 2 3 9
Keenan 2004 [10] 2 1 3 6
Kashiwabara 2009 [11] 4 2 3 9
Macke 2015 [12] 4 2 3 9
Saito 2014 [13] 4 1 3 8
Yoshimoto 2010 [14] 3 2 2 7
Hwang 2015 [15] 4 2 2 8