Risk factors for computed tomography interpretation discrepancy in emergently transferred patients

Hyun Sim Lee, Jinwoo Myung, Min Ji Choi, Hye Jung Shin, Incheol Park, Sung Phil Chung, Ji Hoon Kim

Table 2 Odds ratios for the discrepancy of CT interpretation

Variables Univariable analysis Multivariable analysis OR (95% CI) P-value OR (95% CI) P-value Age, years 1.004 (0.990-1.017) 0.586 1.001 (0.987-1.017) 0.848 Sex Male Ref - Female 0.807 (0.507-1.284) 0.365 0.736 (0.438-1.235) 0.246 Hospital level High Ref - Low 0.936 (0.555-1.579) 0.806 0.767 (0.423-1.393) 0.384 Trauma Yes Ref - No 2.308 (1.118-3.714) 0.020 1.643 (0.727-3.715) 0.233 CT Multi Ref - Single 1.099 (0.678-1.781) 0.701 0.821 (0.429-1.569) 0.550 Subtype Brain Ref - Abdominal 14.285 (5.522-36.954) <0.001 14.366 (5.216-39.567) <0.001 Chest 8.759 (3.079-24.923) <0.001 8.400 (2.851-24.755) 0.001 Others 6.367 (1.963-20.652) 0.002 6.250 (1.851-21.109) 0.003 Contrast medium Not used Ref - Used 2.101 (1.249-3.535) 0.005 0.957 (0.501-1.829) 0.894 Reader specialty Radiologist Ref - Others a 1.043 (0.629-1.732) 0.870 0.752 (0.425-1.331) 0.328 CT to door time (hours) b 1.008 (0.999-1.016) 0.051 1.007 (0.999-1.015) 0.103