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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%)
  1. CPR: cardiopulmonary resuscitation, AED: automated external defibrillators