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Table 1 Total numbers and percentages of emergency calls overall and stratified by season, weekday and time of day according to emergency priority levels

From: Why and when citizens call for emergency help: an observational study of 211,193 medical emergency calls

  Emergency priority levelb  
  A B C E Total, known contact cause Total in study perioda
Total, n(%) 60,746 (100) 75,555 (100) 5,550 (100) 25,784 (100) 167,635 (100) 211,193 (100)
Variable       
Season c       
Winter, n (%) 15,624 (25.7) 19,096 (25.2) 1,119 (20.2) 6,365 (24.7) 42,204 (25.2) 53,808 (25.5)
Spring, n (%) 15,091 (24.8) 18,378 (24.3) 1,416 (25.5) 5,922 (23.0) 40,807 (24.3) 51,833 (24.5)
Summer, n (%) 15,326 (25.2) 19,181 (25.4) 1,586 (28.6) 6,669 (25.9) 42,762 (25.5) 53,167 (25.2)
Autumn, n (%) 14,705 (24.2) 18,900 (25.0) 1,429 (25.8) 6,828 (26.5) 41,862 (25.0) 52,385 (24.8)
Weekday       
Monday, n (%) 8,982 (14.8) 10,457 (13.8) 717 (12.9) 3,120 (12.1) 23,276 (13.9) 29,157 (13.8)
Tuesday, n (%) 8,762 (14.4) 10,352 (13.7) 733 (13.2) 3,057 (11.9) 22,904 (13.7) 28,564 (13.5)
Wednesday, n(%) 8,612 (14.2) 10,338 (13.7) 753 (13.6) 3,152 (12.2) 22,855 (13.6) 28,401 (13.5)
Thursday, n (%) 8,794 (14.5) 10,813 (14.3) 763 (13.8) 3,204 (12.4) 23,574 (14.1) 29,471 (14.0)
Friday, n (%) 8,926 (14.7) 11,343 (15.0) 859 (15.5) 3,900 (15.1) 25,028 (14.9) 31,320 (14.8)
Saturday, n (%) 8,524 (14.0) 11,634 (15.4) 922 (16.6) 4,825 (18.7) 25,905 (15.5) 33,142 (15.7)
Sunday, n (%) 8,146 (13.4) 10,618 (14.1) 803 (14.5) 4,526 (17.6) 24,093 (14.4) 31,138 (14.7)
Time of day d       
Night, n (%) 11,604 (19,1) 16,314 (21,6) 1,123 (20.2) 8,430 (32.7) 37,471 (22.4) 49,104 (23.3)
Day, n (%) 26,433 (43,5) 30,880 (40,9) 2,363 (42.6) 7,660 (29.7) 67,336 (40.2) 82,242 (38.9)
Evening, n (%) 22,709 (37,4) 28,361 37,5) 2,064 (37.2) 9,694 (37.6) 62,828 (37.5) 79,847 (37.8)
  1. aData from a two year study period (1/12-2011-30/11-2013)
  2. bEmergency priority level A = red response (potentially life threatening). Emergency priority level B = orange response (acute, but not life threatening). Emergency priority level C = yellow response (not acute, but transportation and observation in ambulance is necessary). Emergency priority level E = Blue response (Advise, recommendation, referral to general practitioner etc
  3. cSeasons are defined as winter (week 48–8), spring (week 9–21), summer (week 22–34) and autumn (week 35–47)
  4. dThe day is divided into three periods: nighttime (23:00–06:59), daytime (07:00–14.59) and evening (15:00–22:59)
  5. Temporal variation in emergency calls