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Table 2 Comparison of injury severity and outcomes between pre-lockdown and during-lockdown periods at the Puerto Rico Trauma Hospital, by selected mechanisms of injury

From: The effect of the lockdown executive order during the COVID-19 pandemic in recent trauma admissions in Puerto Rico

Characteristic Total Pre-lockdown Lockdown p-value
Motor Vehicle Accident
Injury Severity Score (n = 400) (n = 352) (n = 48)  
  Mean ± SD 14.3 ± 9.1 14.5 ± 9.2 12.3 ± 7.7 0.118
  Median (IQR) 13 (9) 13 (9) 10.5 (10.5)
Hospital LOS, days (n = 398) (n = 350) (n = 48)  
  Mean ± SD 15.9 ± 20.1 15.6 ± 19.8 18.7 ± 22.5 0.703
  Median (IQR) 9 (13) 9 (11) 10.5 (17)
In-Hospital Mortality, n (%) (n = 398) (n = 350) (n = 48)  
  Dead 32 (8.0) 25 (7.1) 7 (14.6) 0.088
  Alive 366 (92.0) 325 (92.9) 41 (85.4)
Assault
Injury Severity Score (n = 243) (n = 214) (n = 29)  
  Mean ± SD 13.2 ± 8.9 13.4 ± 8.7 11.3 ± 9.7 0.064
  Median (IQR) 10 (8) 10 (9) 10 (9)
Hospital LOS, days (n = 242) (n = 213) (n = 29)  
  Mean ± SD 13.4 ± 17.4 13.3 ± 16.6 13.6 ± 22.6 0.248
  Median (IQR) 8 (12) 8 (11) 7 (10)
In-Hospital Mortality, n (%) (n = 242) (n = 213) (n = 29)  
  Dead 17 (7.0) 13 (6.1) 4 (13.8) 0.130
  Alive 225 (93.0) 200 (93.9) 25 (86.2)
Fall
Injury Severity Score (n = 222) (n = 183) (n = 39)  
  Mean ± SD 12.3 ± 7.0 12.5 ± 7.1 11.1 ± 6.0 0.346
  Median (IQR) 9 (9) 9 (8) 9 (9)
Hospital LOS, days (n = 221) (n = 182) (n = 39)  
  Mean ± SD 13.2 ± 16.6 13.5 ± 17.0 11.8 ± 14.3 0.147
  Median (IQR) 8 (10) 8 (10) 5 (9)
In-Hospital Mortality, n (%) (n = 221) (n = 182) (n = 39)  
  Dead 21 (9.5) 16 (8.8) 5 (12.8) 0.545
  Alive 200 (90.5) 166 (91.2) 34 (87.2)
Pedestrian
Injury Severity Score (n = 148) (n = 131) (n = 17)  
  Mean ± SD 15.6 ± 8.7 15.9 ± 9.1 12.9 ± 5.3 0.682
  Median (IQR) 14 (11.5) 16 (13) 9 (8)
Hospital LOS, days (n = 148) (n = 131) (n = 17)  
  Mean ± SD 23.5 ± 31.2 23.0 ± 31.4 27.4 ± 29.7 0.094
  Median (IQR) 12 (23) 12 (22) 16 (37)
In-Hospital Mortality, n (%) (n = 148) (n = 131) (n = 17)  
  Dead 28 (18.9) 28 (21.4) 0 (0) 0.043
  Alive 120 (81.1) 103 (78.6) 17 (100)
  1. SD standard deviation, IQR interquartile range, LOS length of stay
  2. Fisher’s exact test