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Table 1 Data on patients and the novel emergency mail system

From: Development of a novel information and communication technology system to compensate for a sudden shortage of emergency department physicians

Patient data
Admitted patients -n 3559
Timing of admission -n (%)
 Daytime -n, total (per hour) 1573 (174.8)
 Night -n, total (per hour) 1986 (132.4)
 Weekday -n, total (per day) 2515 (503)
 Weekend -n, total (per day) 1044 (522)
Multiple simultaneous patients -n (%) 997 (28.0)
 2 patients 868 (24.4)
  ≥ 3 patients 129 (3.6)
System data
Category of request
 Standby 12
 Attendance 12
Timing of activation -n
 Daytime on a Weekday 1
 Off-hours 23
  Weekend 12
  Night 19
 During emergency surgery 14
Rationale for activation -n
 Mass casualty 15
 Severe trauma 4
 Others 5
Attendance request
 Pre-existing physicians -n 5.1 ± 1.6
 Pre-existing patients -n 2.5 ± 1.4
 Requested physicians -n 2.2 ± 0.8
 Attended physicians -n 2.0 ± 1.2
 Cancelled physicians -n 2.0 ± 2.0
 Arrival time -min 21 ± 9.0
 Fulfillment rate -% 100 (12/12)
  1. Data from September 2013 to August 2015 are shown
  2. Daytime, 8:00–17:00; Weekend, Saturday and Sunday
  3. Fulfillment rate, (Number of cases for which the new system achieved sufficient physician attendance) / (Total number of emergency attendance requests) × 100
  4. Data are mean and standard deviation