Table 5

Use and success of thrombolysis in 1090 patients in relation to delay from onset to administration

	Delay (hours)^5-151
	⩽ 1	> 1, ⩽ 2	> 2, ⩽ 4	> 4, ⩽ 12	> 12
No (%) of patients treated	21 (2)	240 (22)	440 (40)	346 (32)	43 (4)
30 day fatality (%)	0	5	10	13	23^5-165

↵5-165 p < 0.001 for trend.
↵5-151 Times known in 96% of patients.