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Table 2 Characteristics of children admitted to Oregon trauma hospitals for TBI, 2009–2012, by urban/rural location

From: Urban/Rural disparities in Oregon pediatric traumatic brain injury

  Large metropolitan (n = 1303) Small/medium metropolitan (n = 692) Non-metropolitan (n = 799) Total (n = 2794)  
n (%) n (%) n (%) n p
Injury Severity Score         <0.0001
 ≤15 (mild/moderate) 984 (76) 477 (69) 507 (63) 1968  
 >15 (severe) 316 (24) 198 (29) 272 (34) 786  
 Missing 3 (0) 17 (2) 20 (3) 40  
Glasgow Coma Scale score         <0.0001
 9–15 (mild/moderate) 1161 (89) 496 (72) 626 (78) 2283  
 3–8 (severe) 42 (3) 34 (5) 29 (4) 105  
 Missing 100 (8) 162 (23) 144 (18) 406  
Gender         0.97
 Male 879 (67) 463 (67) 537 (67) 1879  
 Female 424 (33) 229 (33) 262 (33) 915  
Age (years)         0.02
 0–4 325 (25) 163 (24) 149 (19) 637  
 5–14 380 (29) 203 (29) 240 (30) 823  
 15–19 598 (46) 326 (47) 410 (51) 1334  
Race         <0.0001
 White 891 (68) 538 (78) 578 (72) 2007  
 Non-white 348 (27) 136 (20) 91 (11) 575  
 Missing/unknown 64 (5) 18 (3) 130 (16) 212  
Insurance status         <0.0001
 Insured 1197 (92) 579 (84) 611 (76) 2387  
 Uninsured 84 (7) 52 (8) 62 (8) 198  
 Other/unknown/missing 22 (2) 61 (9) 126 (16) 209  
Transfer status         <0.0001
 Yes 23 (2) 129 (19) 195 (24) 347  
 No 1280 (98) 563 (81) 604 (76) 2447  
Mechanism of injury         <0.0001
 Fall 509 (39) 204 (29) 227 (28) 940  
 Motor vehicle collision 367 (28) 250 (36) 298 (37) 915  
 Struck by/against 188 (14) 80 (12) 75 (9) 343  
 Firearm 7 (0) 3 (0) 3 (<1) 13  
 Other, specified and unspecified 232 (18) 155 (22) 196 (25) 583  
Hospital Levela         <0.0001
 I 1251 (96) 76 (11) 149 (19) 1476  
 II 5 (0) 401 (58) 211 (26) 617  
 III 1 (0) 129 (19) 249 (31) 379  
 IV 46 (4) 86 (12) 190 (24) 322  
  1. TBI traumatic brain injury
  2. a Hospital level refers to the level of trauma hospital to which a patient initially presented