Table 1.
Cohort characteristics by gender, age, triage, symptoms, use of CPSS
| |
|
Stroke/TIA identification at dispatch |
|||||
|---|---|---|---|---|---|---|---|
| Total | True positive | False negative | False positive | ||||
| Gender |
N |
N |
% |
N |
% |
N |
% |
| Female |
11122 |
3419 |
54.6 |
1848 |
52.4 |
5855 |
48.9 |
| Male |
8815 |
2674 |
42.7 |
1547 |
43.8 |
4594 |
38.4 |
| M.I. |
1823 |
169 |
2.7 |
134 |
3.8 |
1520 |
12.7 |
| Age |
|
|
|
|
|
|
|
| <=45 |
2272 |
411 |
6.6 |
99 |
2.8 |
1762 |
14.7 |
| 46-55 |
1225 |
256 |
4.1 |
172 |
4.9 |
797 |
6.7 |
| 56-65 |
1730 |
529 |
8.4 |
286 |
8.1 |
915 |
7.6 |
| 66-75 |
3247 |
1021 |
16.3 |
672 |
19.0 |
1554 |
13.0 |
| 76-85 |
7187 |
2357 |
37.6 |
1384 |
39.2 |
3446 |
28.8 |
| +85 |
5094 |
1665 |
26.6 |
904 |
25.6 |
2525 |
21.1 |
| M.I. |
1005 |
23 |
0.4 |
12 |
0.3 |
970 |
8.1 |
| Triage |
|
|
|
|
|
|
|
| Red |
3304 |
783 |
12.5 |
540 |
15.3 |
1981 |
16.6 |
| Yellow |
14010 |
3736 |
59.7 |
1564 |
44.3 |
8710 |
72.8 |
| Green |
1252 |
265 |
4.2 |
135 |
3.8 |
852 |
7.1 |
| White |
32 |
2 |
0.0 |
1 |
0.0 |
29 |
0.2 |
| Not assigned |
3162 |
1476 |
23.6 |
1289 |
36.5 |
397 |
3.3 |
| Symptoms collected at dispatch |
|
|
|
|
|
|
|
| Unconscious |
2301 |
739 |
11.8 |
452 |
12.8 |
1110 |
9.3 |
| Confusional state |
3071 |
1410 |
22.5 |
662 |
18.8 |
999 |
8.3 |
| Not breathing |
685 |
255 |
4.1 |
243 |
6.9 |
187 |
1.6 |
| Breathing/conscious |
15703 |
3858 |
61.6 |
2172 |
61.5 |
9673 |
80.8 |
| Use of CPSS at dispatch |
|
|
|
|
|
|
|
| CPSS-yes |
4976 |
3038 |
48.5 |
449 |
12.7 |
1489 |
12.4 |
| CPSS-no |
16784 |
3224 |
51.5 |
3080 |
87.3 |
10480 |
87.6 |
| Total | 21760 | 6262 | 3529 | 11969 | |||
CPSS - Cincinnati Prehospital Stroke Scale.