Table 2: The alteration of sensitivity and specificity for favorable outcome depending on time interval from call receipt to ROSC.

Time Interval (min) Sensitivity Specificity
8.0 0.000 1.000
9.5 0.083 1.000
11.0 0.167 1.000
12.5 0.167 0.929
13.5 0.250 0.786
14.5 0.333 0.786
15.5 0.417 0.786
16.5 0.500 0.786
17.5 0.583 0.786
19.0 0.667 0.786
21.0 0.750 0.786
23.5 0.833 0.786
28.0 0.917 0.786
34.0 0.917 0.571
37.5 1.000 0.500
43.0 1.000 0.429
49.0 1.000 0.286
54.5 1.000 0.214
61.5 1.000 0.143
69.0 1.000 0.093
75.0 1.000 0.071