Table 3 Comparison of prediction performance between the SITS SICH risk score and the extended risk score

SICH per NINDS

  SITS SICH risk score

1.35 (1.11-1.64)

1.72

0.887

0.624 (0.533-0.714)

-

-

-

-

  Extended risk score

1.30 (1.15-1.46)

4.30

0.745

0.704 (0.618-0.791)

0.081

0.015

22.3%

0.011

SICH per ECASS II

  SITS SICH risk score

1.34 (1.08-1.68)

3.25

0.661

0.612 (0.503-0.721)

-

-

-

-

  Extended risk score

1.30 (1.13-1.49)

4.23

0.752

0.703 (0.611-0.796)

0.091

0.016

21.2%

0.018

SICH per SITS-MOST

  SITS SICH risk score

1.49 (1.14-1.94)

2.10

0.835

0.678 (0.563-0.793)

-

-

-

-

  Extended risk score

1.33 (1.12-1.58)

6.45

0.488

0.723 (0.622-0.824)

0.044

0.293

24.5%

0.024