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Table 4 Comparison of patient groups based on CXR positivity and intensive care necessity (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

RT-PCR positive patients (n = 113) CXR (+) (n = 79) CXR (−) (n = 34) p value* ICU (−) (n = 101) ICU (+) (n = 12) p value*
Gender 46 M, 33 F 13 M, 21 F 53 M, 48 F 6 M, 6 F
Age (mean ± SD) 59.51 ± 14.04 45.47 ± 12.54 p < 0.001 53.61 ± 14.36 69.33 ± 13.31 p < 0.001
CTS (median) 10 4.5 p < 0.001 6 13.5 p < 0.001
XRS (median) 4 2 10 p < 0.001
  1. *p values calculated by two-sample t test and Mann-Whitney U test, p < 0.05 shows statistical significance. CXR chest X-ray, CTS computed tomography score, ICU intensive care unit, RT-PCR reverse transcription–polymerase chain reaction, XRS X-ray score