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Table 1 Characteristics of included studies

From: Prognostic accuracy of visual lung damage computed tomography score for mortality prediction in patients with COVID-19 pneumonia: a systematic review and meta-analysis

Study Publication year Country Sample size(N) Age (mean ± SD) Male (N) Sensitivity 95%CI Specificity 95%CI
Abdollahi et al. [18] 2021 Iran 742 56.59 ± 14.88 451 (60.8%) 0.63 0.54–0.71 0.53 0.48–0.58
Angeli et al. [15] 2021 Italy 301 69.8 ± 13.0 209 (69.4%) 0.38 0.29–0.47 0.92 0.87–0.96
Bayrak et al. [19] 2021 Turkey 86 71.1 ± 14.1 61 (70.9%) 0.42 0.28–0.58 0.77 0.56–0.91
Besutti et al. [20] 2021 Italy 866 59.8 (50.2–72.5)* 527 (60.85%) 0.57 0.46–0.67 0.83 0.80–0.85
Charpentier et al. [21] 2021 France 210 66 ± 16 146 (69.5%) 0.75 0.60–0.86 0.64 0.56–0.71
Dilek et al. [22] 2021 Turkey 100 61 ± 14.85 61 (61%) 0.76 0.62–0.87 0.66 0.51–0.79
Guillo et al. [23] 2020 France 214 59 ± 19 119 (56%) 0.68 0.49–0.83 0.74 0.64–0.82
Hajiahmadi et al. [24] 2021 Iran 192 57.5 ± 1.11 114(59.38%) 0.67 0.49–0.81 0.73 0.65–0.80
Isik et al. [25] 2021 Turkey 257 52 ± 14.62 142 (55.3%) 0.74 0.49–0.91 0.65 0.59–0.71
Kazemi et al. [26] 2020 Iran 91 58.04 ± 16.5 57 (62.6%) 0.67 0.51–0.81 0.69 0.54–0.81
Kimura-Sandoval et al. [27] 2021 Mexico 166 50 ± 14 100(60.2%) 0.83 0.66–0.93 0.82 0.74–0.88
Li et al. [28] 2021 China 147 66 (57–72)* 83 (54%) 0.50 0.29–0.71 0.90 0.84–0.95
Li et al. [29] 2020 China 102 57 (45–70)* 59 (58%) 0.64 0.31–0.89 0.95 0.76–1.00
Li et al. [30] 2020 China 83 45.5 ± 12.3 44 (53.0%) 0.80 0.59–0.93 0.83 0.71–0.91
Li et al. [31] 2020 China 46 71.1 ± 8.5 65 (66.3%) 0.83 0.63–0.95 0.77 0.55–0.92
Magdy et al. [32] 2021 China 266 34.75 ± 10.7 176(66.17%) 1.00 0.69–1.00 0.92 0.85–0.98
Mirza-Aghazadeh-Attari et al. [33] 2020 Iran 50 65.4 ± 16.77 27(54%) 0.74 0.52–0.90 0.63 0.42–0.81
Raoufi et al. [34] 2020 Iran 380 53.62 ± 16.66 251 (66.1%) 0.76 0.56–0.90 0.76 0.71–0.80
Ruch et al. [35] 2020 France 572 66.0 ± 16.0 343 (60.0%) 0.32 0.26–0.39 0.92 0.89–0.95
Salahshour et al. [36] 2020 Iran 739 49.2 ± 17.2 419(56.7%) 0.64 0.44–0.81 0.87 0.83–0.90
Salvatore et al. [37] 2021 Italy 103 61.0 (23.0–91.0)*** 59 (60.20%) 0.53 0.27–0.79 0.84 0.70–0.93
Tabatabaei et al. [38] 2020 Iran 90 44.2 ± 5.9 and 44.3 ± 5.9 for non-survivors and survivors, respectively 54(60%) 0.83 0.65–0.94 0.87 0.75–0.94
Yuan et al. [13] 2020 China 27 60 (47–69)* 12(44.44%) 0.86 0.42–1.00 0.82 0.57–0.96
Zhou et al. [39] 2020 China 134 48 (38–61)* and 68 (59–76)* for survivors and non-survivors, respectively 85(63.43%) 0.69 0.57–0.80 0.82 0.70–0.91
  1. *Median (IQR), ***median (range)