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Table 1 Individual for all included studies

From: Is traumatic brain injury a risk factor for neurodegeneration? A meta-analysis of population-based studies

Ref Author, year Type TBI+ Neurodegeneration + TBI+ Neurodegeneration - TBI- Neurodegeneration + TBI- Neurodegeneration -
20 Mehta KM, et al. 1999 Dementia (APOE) 11 788 118 5728
21 Luukinen H, et al. 2005 5 3 29 115
22 Sundström A, 2007 25 46 156 316
23 Luukinen H, et al. 2008 11 17 14 92
25 Wang HK, 2012 Dementia 1196 43,729 3499 221,186
26 Gardner RC, et al. 2014 4361 47,438 6610 108,891
27 Nordström P, et al.2014 108 45,141 458 765,915
28 Abner EL, et al. 2014 8 158 31 452
29 Rasmusson DX, et al. 1995 AD 20 1 48 33
30 Nemetz PN, et al. 1999 31 1252 957 2783
31 Barnes DE, et al. 2014 12 1217 1098 186,437
32 Spangenberg S, et al. 2009 Parkinson 87 73,232 8769 2,799,434
33 Lee PC, et al. 2012 42 50 315 704
34 Taylor KM, et al. 2015 69 24 310 206
35 Gardner RC, et al. 2015 891 51,502 1247 112,159
36 Kalkonde YV, 2012 FTD (TDP-43) 8 17 55 474
5 Wang HK, et al. 2015 363 24,222 413 122,512
37 Chen H, et al. 2007 ALS (TDP-43) 24 42 85 213