Table 2 Accuracy rate and rate of each unanswered question

1. Time window for intravenous fibrinolysis

85

64.9 (56.02–72.89)

1

0.8

2. Imaging results required before fibrinolysis

109

83.2 (75.45–88.95)

0

0

3. Laboratory results required before fibrinolysis

1

0.8 (0.05–4.87)

0

0

4. Dose of alteplase

87

66.4 (57.55–74.27)

3

2.3

5. Maximum dose of alteplase

67

51.1 (42.26–59.88)

4

3.1

6. Whether to thrombolyse if hypodensity > 1/3 MCA territory on CT

126

96.2 (90.89–98.6)

3

2.3

7. Whether to thrombolyse if patients had prior ischemic stroke within 2 months

84

64.1 (55.20–72.16)

2

1.5

8. Whether to thrombolyse if patients had previous intracranial hemorrhage

69

52.7 (43.82–61.42)

5

3.8

9. Whether to thrombolyse if NIHSS > 25 within 3 h from symptom onset

45

34.4 (26.46–43.27)

2

1.5

10. Whether to stop thrombolyse if patients develop skin, mucosa or gum bleeding

62

47.3 (38.58–56.18)

1

0.8

11. Whether to stop thrombolyse if patients develop severe vomiting

42

32.1 (24.37–40.9)

1

0.8

12. Whether to stop thrombolyse if patients develop worsening neurological examinations

86

65.6 (56.73–73.54)

1

0.8