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. Author manuscript; available in PMC: 2022 Nov 15.
Published in final edited form as: Brain Inj. 2021 Sep 20;35(12-13):1529–1541. doi: 10.1080/02699052.2021.1972453

Table 3.

Patient and Facility Characteristics of TBI Patients Receiving Inpatient Rehabilitation by Age and Sex (N = 221961)

Variables Values Younger Males
N = 71066,
32.01%
Younger Females
N = 28548, 12.86%
Older Males
N =64680,
29.14%
Older Females
N =57667,
25.99%
Sociodemographic characteristics
Age Years, Mean (SD) 41.20 (14.63) 44.46 (14.55) 77.84 (7.31) 79.50 (7.34)
Race/Ethnicity White 49324 (69.41%) 21286 (74.56%) 53872 (83.29%) 49135 (85.20%)
Black 8698 (12.24%) 3179 (11.14%) 3515 (5.43%) 2783 (4.83%)
Hispanic/Latino 7719 (10.86%) 2035 (7.13%) 3152 (4.87%) 2488 (4.31%)
Other 5325 (7.49%) 2048 (7.17%) 4141 (6.40%) 3261 (5.65%)
Marital status Never Married 35904 (50.52%) 11031 (38.64%) 5888 (9.10%) 5004 (8.68%)
Married 26038 (36.64%) 11573 (40.54%) 43774 (67.68%) 20053 (34.77%)
Widowed 851 (1.20%) 1322 (4.63%) 10670 (16.50%) 27949 (48.47%)
Separated 1472 (2.07%) 714 (2.50%) 480 (0.74%) 363 (0.63%)
Divorced 6801 (9.57%) 3908 (13.69%) 3868 (5.98%) 4298 (7.45%)
Pre-admission living arrangement Alone 14211 (20.00%) 5278 (18.49%) 13987 (21.62%) 23651 (41.01%)
Family/Relatives 49943 (70.28%) 21077 (73.83%) 49040 (75.82%) 32471 (56.31%)
Friends 5721 (8.05%) 1764 (6.18%) 868 (1.34%) 497 (0.86%)
Other 1191 (1.68 %) 429 (1.50 %) 785 (1.21%) 1048 (1.82%)
Discharge living arrangement** Alone 2878 (4.93%) 1266 (5.39%) 2887 (7.20%) 5097 (14.82%)
Family/Relatives 51540 (88.30%) 20816 (88.64%) 35342 (88.09%) 27267 (79.26%)
Friends 2539 (4.35%) 906 (3.86%) 583 (1.45%) 399 (1.16%)
Other 1413 (2.42%) 497 (2.12%) 1308 (3.26%) 1641 (4.77%)
Insurance status None 6637 (9.34%) 1553 (5.44%) 99 (0.15%) 76 (0.13%)
Medicare 8028 (11.30%) 4510 (15.80%) 58382 (90.26%) 53890 (93.45%)
Medicaid 13016 (18.32%) 4909 (17.20%) 403 (0.62%) 342 (0.59%)
Private 40764 (57.36%) 16751 (58.68%) 5472 (8.46%) 3163 (5.48%)
Other 2621 (3.69%) 825 (2.89%) 324 (0.50%) 196 (0.34%)
Clinical characteristics
CMG Comorbidity Tier Tier 0/None 36643 (51.56%) 15493 (54.27%) 33274 (51.44%) 34861 (60.45%)
Tier 1 8192 (11.53%) 2575 (9.02%) 2061 (3.19%) 1174 (2.04%)
Tier 2 14719 (20.71%) 5172 (18.12%) 13711 (21.20%) 8816 (15.29%)
Tier 3 11512 (16.20%) 5308 (18.59%) 15634 (24.17%) 12816 (22.22%)
Comorbidities Infectious and Parasitic Diseases 43 (0.06%) 36 (0.13%) 151 (0.23%) 109 (0.19%)
Neoplasms 136 (0.19%) 43 (0.15%) 37 (0.06%) 43 (0.07%)
Endocrine, Nutritional and Metabolic Diseases, and Immunity Disorders 2777 (3.91%) 1413 (4.95%) 6021 (9.31%) 5772 (10.01%)
Diseases of the Blood and Blood-Forming Organs 1627 (2.29%) 843 (2.95%) 2331 (3.60%) 2165 (3.75%)
Mental Disorders 4138 (5.82%) 1454 (5.09%) 2834 (4.38%) 2233 (3.87%)
Diseases of the Nervous System and Sense Organs 2312 (3.25%) 1038 (3.64%) 3178 (4.91%) 2402 (4.17%)
Diseases of the Circulatory System 3705 (5.21%) 1582 (5.54%) 8455 (13.07%) 7422 (12.87%)
Diseases of the Respiratory System 373 (0.52%) 149 (0.52%) 274 (0.42%) 166 (0.29%)
Diseases of the Digestive System 885 (1.25%) 474 (1.66%) 1541 (2.38%) 1746 (3.03%)
Diseases of the Genitourinary System 740 (1.04%) 308 (1.08%) 2197 (3.40%) 1263 (2.19%)
Diseases of the Skin and Subcutaneous Tissue 274 (0.39%) 107 (0.37%) 365 (0.56%) 238 (0.41%)
Diseases of the Musculoskeletal System and Connective Tissue 1736 (2.44%) 847 (2.97%) 2116 (3.27%) 2050 (3.55%)
Symptoms, Signs, And Ill-Defined Conditions 5889 (8.29%) 2519 (8.82%) 6794 (10.50%) 5754 (9.98%)
Injury and Poisoning 852 (1.20%) 313 (1.10%) 365 (0.56%) 296 (0.51%)
Supplementary Classification of External Causes of Injury and Poisoning 484 (0.68%) 203 (0.71%) 784 (1.21%) 796 (1.38%)
Supplementary Classification of Factors Influencing Health Status and Contact with Health Service 4764 (6.70%) 1791 (6.27%) 4814 (7.44%) 3947 (6.84%)
Complications Infectious and Parasitic Diseases 90 (0.13%) 62 (0.22%) 196 (0.30%) 156 (0.27%)
Neoplasms 94 (0.13%) 19 (0.07%) 16 (0.02%) 26 (0.05%)
Endocrine, Nutritional and Metabolic Diseases, and Immunity Disorders 1584 (2.23%) 631 (2.21%) 2392 (3.70%) 2277 (3.95%)
Diseases of The Blood and Blood-Forming Organs 715 (1.01%) 319 (1.12%) 818 (1.26%) 700 (1.21%)
Mental Disorders 1215 (1.71%) 435 (1.52%) 930 (1.44%) 777 (1.35%)
Diseases of The Nervous System and Sense Organs 497 (0.70%) 182 (0.64%) 331 (0.51%) 252 (0.44%)
Diseases of The Circulatory System 1026 (1.44%) 425 (1.49%) 1254 (1.94%) 985 (1.71%)
Diseases of The Respiratory System 124 (0.17%) 52 (0.18%) 182 (0.28%) 150 (0.26%)
Diseases of the Digestive System 349 (0.49%) 129 (0.45%) 239 (0.37%) 226 (0.39%)
Diseases of The Genitourinary System 348 (0.49%) 97 (0.34%) 967 (1.50%) 488 (0.85%)
Diseases of the Skin and Subcutaneous Tissue 342 (0.48%) 127 (0.44%) 308 (0.48%) 238 (0.41%)
Diseases of the Musculoskeletal System and Connective Tissue 1093 (1.54%) 470 (1.65%) 734 (1.13%) 768 (1.33%)
Symptoms, Signs, And Ill-Defined Conditions 3681 (5.18%) 1561 (5.47%) 3608 (5.58%) 3328 (5.77%)
Injury and Poisoning 134 (0.19%) 47 (0.16%) 65 (0.10%) 76 (0.13%)
Supplementary Classification of External Causes of Injury and Poisoning 161 (0.23%) 84 (0.29%) 188 (0.29%) 144 (0.25%)
Supplementary Classification of Factors Influencing Health Status and Contact with Health Service 532 (0.75%) 166 (0.58%) 362 (0.56%) 292 (0.51%)
Admission Motor Function Admission FIM Motor Score 38.13 (16.08) 37.77 (14.84) 34.66 (12.63) 35.58 (12.06)
Admission Cognitive Function Admission FIM Cognitive Score 16.19 (7.72) 18.28 (8.07) 18.22 (7.28) 19.72 (7.17)
Discharge Motor Function Discharge FIM Motor Score 65.21 (14.90) 63.70 (14.49) 57.47 (14.59) 58.23 (13.94)
Discharge Cognitive Function Discharge FIM Cognitive Score 24.03 (6.66) 25.29 (6.62) 24.13 (6.60) 25.13 (6.48)
Days Onset to Admission Number of days, Mean (SD) 20.71 (26.26) 17.64 (24.07) 11.87 (16.89) 9.16 (13.91)
Length of Stay Number of days, Mean (SD) 18.21 (16.87) 17.09 (15.16) 15.07 (8.17) 14.22 (6.82)
Year of Admission 2002 4333 (6.10%) 1774 (6.21%) 2229 (3.45%) 2123 (3.68%)
2003 4245 (5.97%) 1726 (6.05%) 2473 (3.82%) 2219 (3.85%)
2004 4158 (5.85%) 1727 (6.05%) 2660 (4.11%) 2501 (4.34%)
2005 4721 (6.64%) 1865 (6.53%) 3010 (4.65%) 2819 (4.89%)
2006 4808 (6.77%) 1820 (6.38%) 3171 (4.90%) 2920 (5.06%)
2007 4655 (6.55%) 1807 (6.33%) 3364 (5.20%) 3014 (5.23%)
2008 4888 (6.88%) 1975 (6.92%) 3616 (5.59%) 3369 (5.84%)
2009 4550 (6.40%) 1795 (6.29%) 4084 (6.31%) 3596 (6.24%)
2010 4395 (6.18%) 1780 (6.24%) 3891 (6.02%) 3446 (5.98%)
2011 4282 (6.03%) 1789 (6.27%) 4023 (6.22%) 3580 (6.21%)
2012 4419 (6.22%) 1738 (6.09%) 4203 (6.50%) 3916 (6.79%)
2013 4291 (6.04%) 1805 (6.32%) 4342 (6.71%) 3854 (6.68%)
2014 2839 (3.99%) 1252 (4.39%) 3179 (4.91%) 2790 (4.84%)
2015 3543 (4.99%) 1432 (5.02%) 4760 (7.36%) 4141 (7.18%)
2016 3596 (5.06%) 1374 (4.81%) 4687 (7.25%) 4091 (7.09%)
2017 3790 (5.33%) 1425 (4.99%) 5327 (8.24%) 4567 (7.92%)
2018 3553 (5.00%) 1464 (5.13%) 5661 (8.75%) 4721 (8.19%)
Facility Characteristics
IRF location Region P01 : CT, MA, ME, NH, RI, VT 2958 (4.16%) 1276 (4.47%) 3383 (5.23%) 2884 (5.00%)
Region P02 : NJ, NY, PR 5881 (8.28%) 2478 (8.68%) 6050 (9.35%) 5298 (9.19%)
Region P03 : DE, MD, PA, VA, WV 8926 (12.56%) 3604 (12.62%) 9129 (14.11%) 8896 (15.43%)
Region P04: AL, FL, GA, KT, MS, NC, TN, SC 12207 (17.18%) 4978 (17.44%) 11416 (17.65%) 10978 (19.04%)
Region P05: IL, IN, MI, MN, OH, WI 10570 (14.87%) 4456 (15.61%) 9778 (15.12%) 8332 (14.45%)
Region P06: AR, LA, NM, OK, TX 7997 (11.25%) 3249 (11.38%) 8292 (12.82%) 8509 (14.76%)
Region P07: IA, KS, MO, NE 4758 (6.70%) 1900 (1900%) 3857 (5.96%) 3168 (5.49%)
Region P08: CO, MT, ND, SD, UT, WY 5362 (7.55%) 2111 (7.39%) 2868 (4.43%) 1960 (3.40%)
Region P09: AZ, CA, HI, NV 9452 (13.30%) 3373 (11.82%) 8165 (12.62%) 6513 (11.29%)
Region P10: AK, ID, OR, WA 2955 (4.16%) 1123 (3.93%) 1742 (2.69%) 1129 (1.96%)
IRF type Freestanding 25286 (35.58%) 9737 (34.11%) 23058 (35.65%) 22340 (38.74%)
Rehab Unit in Hospital 45780 (64.42%) 18811 (65.89%) 41622 (64.35%) 35327 (61.26%)
IRF accreditation Accreditation (Joint Commission and/or CARF) 51035 (71.81%) 19574 (68.57%) 37918 (58.62%) 32444 (56.26%)
No accreditation 20031 (28.19%) 8974 (31.43%) 26762 (41.38%) 25223 (43.74%)