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Table 3 Raw data of the included studies

From: Deep learning algorithm performance in contouring head and neck organs at risk: a systematic review and single-arm meta-analysis

Study ID

Brain stem (± SD)

Spinal cord (± SD)

Mandible (± SD)

Optic nerve (Left) (± SD)

Optic nerve (Right) (± SD)

Eyes (Left) (± SD)

Eyes (Right) (± SD)

Optic chiasm (± SD)

Parotid gland (Left) (± SD)

Parotid gland (Right) (± SD)

Submandibular gland (Left) (± SD)

Submandibular gland (Right) (± SD)

Dai et al. (2021) [27]

0.93 ± 0.02

–

0.97 ± 0.01

0.8 ± 0.07

0.8 ± 0.08

–

–

0.73 ± 0.15

0.89 ± 0.05

0.88 ± 0.06

0.88 ± 0.05

0.85 ± 0.11

Tao et al. (2019) [28]

–

–

–

0.8994 ± 0.0431

0.8994 ± 0.0431

–

–

–

0.9188 ± 0.0351

0.9188 ± 0.0351

–

–

Korte et al. (2021) [29]

–

–

0.957 ± 0.023

–

–

–

–

–

0.86 ± 0.067

0.857 ± 0.063

0.83 ± 0.032

0.785 ± 0.123

Oktay et al. (2020) [17]

0.85 ± 0.037

0.84 ± 0.038

–

–

–

0.929 ± 0.016

0.931 ± 0.015

–

0.879 ± 0.038

0.878 ± 0.043

0.878 ± 0.043

0.875 ± 0.023

Ye et al. (2022) [18]

0.816 ± 0.053

0.815 ± 0.098

0.855 ± 0.135

0.676 ± 0.086

0.67 ± 0.097

0.0851 ± 0.132

0.862 ± 0.098

0.598 ± 0.158

0.832 ± 0.058

0.827 ± 0.062

0.792 ± 0.089

0.777 ± 0.092

Chan et al. (2019) [30]

0.89 ± 0.03

0.87 ± 0.03

0.91 ± 0.09

–

–

–

–

–

0.85 ± 0.03

0.86 ± 0.05

0.84 ± 0.01

0.85 ± 0.1

Chen et al. (2021) [23]

0.87 ± 0.03

–

0.94 ± 0.01

0.76 ± 0.06

0.75 ± 0.06

0.92 ± 0.03

0.93 ± 0.02

0.64 ± 0.15

0.85 ± 0.04

0.85 ± 0.04

0.82 ± 0.07

0.82 ± 0.08

Liang et al. (2019) [31]

0.896 ± 0.03

–

0.913 ± 0.035

0.661 ± 0.1

0.717 ± 0.1

0.932 ± 0.04

0.936 ± 0.03

–

0.852 ± 0.05

0.85 ± 0.05

–

–

Kim et al. (2021) [32]

0.87 ± 0.02

0.82 ± 0.04

0.95 ± 0.01

0.7 ± 0.07

0.72 ± 0.07

0.91 ± 0.02

0.91 ± 0.02

0.53 ± 0.16

0.84 ± 0.04

0.85 ± 0.04

0.83 ± 0.06

0.81 ± 0.1

Gao et al. (2021) [33]

0.8926 ± 0.0317

0.826 ± 0.0532

0.9211 ± 0.0155

0.6876 ± 0.0998

0.7332 ± 0.0884

0.8928 ± 0.0195

0.8895 ± 0.0234

0.6115 ± 0.1244

0.8505 ± 0.0547

0.8687 ± 0.0382

–

–

Nuo et al. (2018) [34]

0.8697 ± 0.0295

–

0.936 ± 0.0121

0.6531 ± 0.0575

0.6889 ± 0.0471

–

–

0.5835 ± 0.1028

0.08387 ± 0.0287

0.8346 ± 0.0234

0.767 ± 0.0731

0.8131 ± 0.0645

Fang et al. (2021) [35]

0.82 ± 0.062

0.796 ± 0.089

–

0.63 ± 0.145

0.638 ± 0.14

0.863 ± 0.076

0.86 ± 0.082

–

0.782 ± 0.093

0.785 ± 0.092

–

–

V van Dijk et al. (2020) [36]

0.84 ± 0.04

0.87 ± 0.06

0.94 ± 0.01

–

–

–

–

–

0.84 ± 0.04

0.83 ± 0.05

0.77 ± 0.12

0.78 ± 0.1

Dai et al. (2022) [37]

0.89 ± 0.06

0.77 ± 0.15

0.82 ± 0.1

0.67 ± 0.11

0.68 ± 0.11

0.89 ± 0.07

0.89 ± 0.05

0.61 ± 0.14

0.85 ± 0.06

0.86 ± 0.05

–

–

Tappeiner et al. (2019) [38]

0.82 ± 0.04

–

0.91 ± 0.02

0.64 ± 0.08

0.63 ± 0.06

–

–

0.42 ± 0.17

0.8 ± 0.1

0.81 ± 0.08

–

–

Gou et al. (2020) [39]

0.88 ± 0.02

–

0.94 ± 0.01

0.72 ± 0.05

0.71 ± 0.05

–

–

0.61 ± 0.06

0.87 ± 0.03

0.86 ± 0.05

0.78 ± 0.06

0.81 ± 0.07

Nuo et al. (2019) (model 1) [40]

0.8672 ± 0.029

–

0.9391 ± 0.013

0.6638 ± 0.048

0.6991 ± 0.043

–

–

0.5916 ± 0.097

0.8549 ± 0.017

0.8577 ± 0.024

0.8065 ± 0.05

0.8186 ± 0.049

Nuo et al. (2019) (model 2) [40]

0.9157 ± 0.0285

–

0.8164 ± 0.0444

0.7165 ± 0.0446

0.9631 ± 0.0658

–

–

0.5892 ± 0.0722

0.8648 ± 0.0501

0.8248 ± 0.0534

–

–

Zhang et al. (2021) [41]

0.87 ± 0.04

–

0.89 ± 0.02

0.73 ± 0.09

0.72 ± 0.09

0.89 ± 0.03

0.88 ± 0.03

 

0.71 ± 0.12

0.77 ± 0.07

–

–

Zhao et al. (2021) [42]

0.92 ± 0.03

0.89 ± 0.04

0.95 ± 0.04

0.76 ± 0.07

0.78 ± 0.09

–

–

0.74 ± 0.18

0.86 ± 0.06

0.88 ± 0.05

0.87 ± 0.07

0.85 ± 0.09

Liang et al. (2020) [43]

0.923 ± 0.1

–

0.941 ± 0.07

0.738 ± 0.046

0.734 ± 0.051

–

–

0.713 ± 0.083

0.882 ± 0.013

0.87 ± 0.015

0.815 ± 0.029

0.8 ± 0.034

Koo et al. (2022) [44]

0.88 ± 0.02

0.81 ± 0.07

0.87 ± 0.04

–

–

–

–

–

0.83 ± 0.11

0.83 ± 0.07

0.81 ± 0.1

0.83 ± 0.06

Rooij et al. (2019) [20]

0.64 ± 0.16

–

–

–

–

–

–

–

0.83 ± 0.02

0.82 ± 0.02

0.82 ± 0.07

0.81 ± 0.13