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Table 3 Zonal and total CTSs and XRSs; sum of values, medians, correlation coefficients (rs) (n = 113)

From: Efficacy of chest X-ray in the diagnosis of COVID-19 pneumonia: comparison with computed tomography through a simplified scoring system designed for triage

Lung zone RLZ RMZ RUZ LLZ LMZ LUZ Total Median p value
CTS 180 176 120 159 151 102 888 6
XRS 124 91 39 100 66 29 449 2
Correlations (rs)* 0.56 0.47 0.44 0.45 0.47 0.46 0.70 p < 0.001
  1. *Spearman correlation coefficient (rs); 0.3–0.5 low, 0.5–0.7 moderate, 0.7–0.9 high correlation. p < 0.05 shows statistical significance. CTS computed tomography score, LLZ left lower zone, LMZ left middle zone, LUZ left upper zone, RLZ right lower zone, RMZ right middle zone, RUZ right upper zone, XRS X-ray score