Table 3 Agreement assessment between all four physicians, before and after consulting the ESR iGuide

Overall percentage agreement:^a

ALL

Original rating: 1–7

19.50%

37.67%

Overall percentage agreement:^a

Radiologist

Original rating: 1–7

20%

43%

Overall percentage agreement:^a

Emergency Department

Original rating: 1–7

41%

51%

Overall percentage agreement:^a

ALL

Three-class variable (1–2; 3–5; 6–7)

46.50%

70.50%

Overall percentage agreement:^a

Radiologist

Three-class variable (1–2; 3–5; 6–7)

44%

73%

Overall percentage agreement:^a

Emergency Department

Three-class variable (1–2; 3–5; 6–7)

51%

51%

Intraclass correlation coefficient (ICC)—absolute

Average measure

(In parenthesis: 95% confidence interval)

0.388

(0.182–0.555)

0.572

(0.418–0.694)