Table 3 Subgroup analyses based on sub-type of stroke

SIRI values between poor and good outcome^§

 IS

5

0.62 (0.49–0.75)

P < 0.00001 (I² = 14%, P = 0.33)

 HS

3

0.65 (0.33–0.97)

P < 0.00001 (I² = 60%, P = 0.002)

Poor outcome (continuous variable)^*

 IS

4

1.19 (1.04–1.37)

P = 0.01 (I² = 50%, P = 0.11)

 HS

3

1.28 (0.94–1.74)

P = 0.12 (I² = 83%, P = 0.003)

Poor outcome (dichotomous variable)^*

 IS

4

3.73 (2.19–6.43)

P < 0.00001 (I² = 74%, P = 0.009)

 HS

3

2.04 (1.50–2.77)

P < 0.00001 (I² = 0%, P = 0.53)

Predictive value of SIRI for poor outcome^※

 IS

7

0.72 (0.67–0.76)

P < 0.00001 (I² = 65%, P = 0.010)

 HS

5

0.73 (0.67–0.80)

P < 0.00001 (I² = 88%, P < 0.00001)