Table 2 1-month survival rates and neurologically favorable 1-month survival rates in each subgroup
From: Population density, call-response interval, and survival of out-of-hospital cardiac arrest
N | 1-month survival | Neurologically favorable 1-month survival | |||
|---|---|---|---|---|---|
Total | 101,287 | 7,915 | (7.8%) | 3,639 | (3.6%) |
Sex | |||||
Male | 62,445 | 5,297 | (8.5%) | 2,611 | (4.2%) |
Female | 38,842 | 2,618 | (6.7%) | 1,028 | (2.6%) |
Age (yrs) | |||||
≤ 59 | 20,457 | 2,473 | (12.1%) | 1,493 | (7.3%) |
60 - 69 | 15,530 | 1,612 | (10.4%) | 808 | (5.2%) |
70 - 79 | 26,010 | 1,888 | (7.3%) | 733 | (2.8%) |
80 - 89 | 27,497 | 1,521 | (5.5%) | 476 | (1.7%) |
≥ 90 | 11,775 | 419 | (3.6%) | 128 | (1.1%) |
First aid by bystander | |||||
None | 58,525 | 3,868 | (6.6%) | 1,498 | (2.6%) |
CPR without AED | 42,190 | 3,851 | (9.1%) | 1,976 | (4.7%) |
CPR with AED | 572 | 196 | (34.3%) | 165 | (28.8%) |
Cause of arrest | |||||
Cardiac | 56,188 | 4,829 | (8.6%) | 2,640 | (4.7%) |
Non-cardiac | 45,099 | 3,086 | (6.8%) | 999 | (2.2%) |
Seasons | |||||
Summer (June-August) | 20,899 | 1,856 | (8.9%) | 895 | (4.3%) |
Autumn (September-November) | 23,811 | 1,966 | (8.3%) | 929 | (3.9%) |
Winter (December-February) | 30,900 | 2,188 | (7.1%) | 973 | (3.1%) |
Spring (March-May) | 25,669 | 1,904 | (7.4%) | 842 | (3.3%) |
Call-response interval (min) | |||||
≤ 2 | 2,736 | 361 | (13.2%) | 229 | (8.4%) |
3 - 4 | 17,074 | 1,899 | (11.1%) | 931 | (5.5%) |
5 - 6 | 30,515 | 2,770 | (9.1%) | 1,254 | (4.1%) |
7 - 8 | 23,683 | 1,656 | (7.0%) | 694 | (2.9%) |
9 - 10 | 13,004 | 707 | (5.4%) | 301 | (2.3%) |
≥ 11 | 14,234 | 516 | (3.6%) | 228 | (1.6%) |
The proportion of neighborhood elderly people ≥65 yrs (%) | |||||
< 15 | 17,912 | 1,571 | (8.8%) | 718 | (4.0%) |
15 - 25 | 59,422 | 4,792 | (8.1%) | 2,221 | (3.7%) |
> 25 | 23,953 | 1,552 | (6.5%) | 700 | (2.9%) |