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Table 1 Comparison of sociodemographic characteristics, injury profile, and outcomes between pre-lockdown and during-lockdown periods at the Puerto Rico Trauma Hospital

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

Characteristic Total
(N = 1128)
n (%)
Pre-Lockdown
(n = 978)
n (%)
Lockdown
(n = 150)
n (%)
p-value
Sociodemographic Data
Sex (n = 1127)   (n = 149) 0.273
  Male 885 (78.5) 762 (77.9) 122 (81.9)  
  Female 242 (21.5) 216 (22.1) 27 (18.1)  
Age, years
  Mean ± SD 43.8 ± 20.4 42.8 ± 20.0 49.9 ± 21.7 < 0.001
  Median (IQR) 41 (32) 40 (33) 49 (30)  
 Categories     0.001
  < 15 40 (3.5) 35 (3.6) 5 (3.3)  
  15–34 416 (36.9) 382 (39.0) 34 (22.7)  
  35–64 461 (40.9) 387 (39.6) 74 (49.3)  
  > 64 211 (18.7) 174 (17.8) 37 (24.7)  
Injury-related Data
Mechanism of Injury (n = 1122) (n = 976) (n = 146)  
  Motor Vehicle Accident 410 (36.6) 360 (36.9) 50 (34.2) 0.537
  Assault 245 (21.8) 216 (22.1) 29 (19.9) 0.536
  Fall 223 (19.9) 184 (18.9) 39 (26.7) 0.026
  Pedestrian 153 (13.6) 134 (13.7) 19 (13.0) 0.814
  Burn 17 (1.5) 16 (1.6) 1 (0.7) 0.714
  Suicide Attempt 21 (1.9) 19 (2.0) 2 (1.4) 0.999
  Other 53 (4.7) 47 (4.8) 6 (4.1) 0.708
Type of Injury (n = 1122) (n = 976) (n = 146) 0.451
  Blunt 863 (76.9) 750 (76.8) 113 (77.4)  
  Penetrating 236 (21.0) 204 (20.9) 32 (21.9)  
  Other 23 (2.1) 22 (2.3) 1 (0.7)  
Respiratory Rate (n = 1098) (n = 949) (n = 149) 0.807
  < 12 bpm 24 (2.2) 20 (2.1) 4 (2.7)  
  12–20 bpm 722 (65.8) 622 (65.5) 100 (67.1)  
  > 20 bpm 352 (32.0) 307 (32.4) 45 (30.2)  
Systolic Blood Pressure (n = 1126) (n = 976)   0.698
  < 90 mmHg 52 (4.6) 46 (4.7) 6 (4.0)  
  ≥ 90 mmHg 1074 (95.4) 930 (95.3) 144 (96.0)  
Heart Rate (n = 1123) (n = 973)   0.625
  < 60 bpm 57 (5.1) 47 (4.8) 10 (6.7)  
  60 bpm – 100 bpm 686 (61.1) 595 (61.2) 91 (60.7)  
  > 100 bpm 380 (33.8) 331 (34.0) 49 (32.6)  
Glasgow Coma Scale (n = 1118) (n = 969) (n = 149) 0.233
  13–15 923 (82.6) 803 (82.9) 120 (80.5)  
  9–12 52 (4.6) 41 (4.2) 11 (7.4)  
  ≤ 8 143 (12.8) 125 (12.9) 18 (12.1)  
Injury Severity Score (n = 1104) (n = 962) (n = 142)  
  Mean ± SD 13.7 ± 9.2 13.9 ± 9.2 11.9 ± 9.2  
  Median (IQR) 13 (9) 13 (9) 10 (11) 0.002
   > 15 397 (36.0) 359 (37.3) 38 (26.8) 0.014
Hospital LOS, days (n = 1099) (n = 957) (n = 142)  
  Mean ± SD 16.0 ± 22.1 16.0 ± 22.1 16.4 ± 21.9  
  Median (IQR) 9 (13) 9 (13) 7 (14) 0.191
In-Hospital Mortality (n = 1099) (n = 957) (n = 142) 0.380
  Dead 109 (9.9) 92 (9.6) 17 (12.0)  
  Alive 990 (90.1) 865 (90.4) 125 (88.0)  
  1. SD standard deviation, IQR interquartile range, LOS length of stay
  2. Fisher’s exact test