Database Numbers

Note

You are reading the work-in-progress first edition of TBIMS Annual Report. This chapter should be readable but is currently undergoing final polishing.

Number of Subjects

There are 21543 subjects in the data set.

Plot of Enrolled Subjects by Injury Year

Number of Followups

There are 82781 possible followups in the data set. Of those 84% percent were followed successfully (87% if you include centers who had no funding for followup)

Plot of Followed Subjects by Year

Plot of Percent Followed Subjects by Year

Below are the status breakdowns for Follow-up Period, Race, Sex, and Age.

Follow-up Status by Follow-up Period

Characteristic	Followed N = 60,859	Lost N = 9,665	Refused N = 663	Incarcerated N = 1,276	Withdrew N = 1,201	Expired N = 4,603	No Funding N = 4,514
Followup period:, n (%)
Year 1	17,126 (82)	1,868 (8.9)	171 (0.8)	213 (1.0)	345 (1.7)	725 (3.5)	445 (2.1)
Year 2	15,148 (79)	1,996 (10)	158 (0.8)	294 (1.5)	216 (1.1)	498 (2.6)	842 (4.4)
Year 5	11,898 (71)	1,961 (12)	116 (0.7)	281 (1.7)	245 (1.5)	1,031 (6.1)	1,283 (7.6)
Year 10	8,063 (66)	1,665 (14)	106 (0.9)	229 (1.9)	208 (1.7)	1,169 (9.5)	819 (6.7)
Year 15	4,985 (65)	1,128 (15)	63 (0.8)	154 (2.0)	104 (1.3)	649 (8.4)	636 (8.2)
Year 20	2,470 (61)	687 (17)	29 (0.7)	73 (1.8)	46 (1.1)	333 (8.2)	443 (11)
Year 25	875 (62)	283 (20)	15 (1.1)	26 (1.8)	27 (1.9)	143 (10)	46 (3.3)
Year 30	255 (66)	70 (18)	5 (1.3)	5 (1.3)	8 (2.1)	43 (11)	0 (0)
Year 35	39 (64)	7 (11)	0 (0)	1 (1.6)	2 (3.3)	12 (20)	0 (0)

Followup by Race

Characteristic	Followed N = 60,859	Lost N = 9,665	Refused N = 663	Incarcerated N = 1,276	Withdrew N = 1,201	Expired N = 4,603	No Funding N = 4,514
Race Summary Variable, n (%)
No to All Race Indicators	156 (84)	10 (5.4)	0 (0)	1 (0.5)	2 (1.1)	7 (3.8)	9 (4.9)
White only	39,125 (76)	4,606 (8.9)	436 (0.8)	618 (1.2)	827 (1.6)	3,267 (6.3)	2,759 (5.3)
Black/African-American only	10,629 (69)	2,313 (15)	84 (0.5)	436 (2.8)	163 (1.1)	785 (5.1)	1,020 (6.6)
Asian only	1,519 (81)	242 (13)	17 (0.9)	11 (0.6)	15 (0.8)	44 (2.3)	30 (1.6)
Native Hawaiian or Other Pacific Islander only	86 (85)	11 (11)	0 (0)	1 (1.0)	1 (1.0)	2 (2.0)	0 (0)
Hispanic Origin only	2,852 (58)	1,309 (27)	49 (1.0)	82 (1.7)	85 (1.7)	227 (4.6)	278 (5.7)
American Indian or Alaskan Native only	296 (72)	55 (13)	3 (0.7)	19 (4.6)	2 (0.5)	26 (6.3)	11 (2.7)
Multiple Races	5,824 (79)	813 (11)	55 (0.8)	95 (1.3)	48 (0.7)	156 (2.1)	342 (4.7)
Other	195 (32)	233 (38)	14 (2.3)	10 (1.6)	47 (7.6)	63 (10)	55 (8.9)
Missing	177	73	5	3	11	26	10

Followup by Sex

Characteristic	Followed N = 60,859	Lost N = 9,665	Refused N = 663	Incarcerated N = 1,276	Withdrew N = 1,201	Expired N = 4,603	No Funding N = 4,514
Sex:, n (%)
Female	16,357 (76)	2,110 (9.8)	193 (0.9)	94 (0.4)	355 (1.6)	1,246 (5.8)	1,225 (5.7)
Male	44,347 (73)	7,502 (12)	467 (0.8)	1,180 (1.9)	845 (1.4)	3,341 (5.5)	3,279 (5.4)
Missing	155	53	3	2	1	16	10

Followup by Age

Characteristic	Followed N = 60,859	Lost N = 9,665	Refused N = 663	Incarcerated N = 1,276	Withdrew N = 1,201	Expired N = 4,603	No Funding N = 4,514
Age, n (%)
< 25 yr	17,076 (75)	2,902 (13)	174 (0.8)	529 (2.3)	258 (1.1)	283 (1.2)	1,463 (6.4)
25-44 yr	21,590 (74)	3,888 (13)	210 (0.7)	630 (2.2)	368 (1.3)	870 (3.0)	1,564 (5.4)
45-64 yr	14,898 (74)	2,113 (11)	186 (0.9)	108 (0.5)	327 (1.6)	1,483 (7.4)	994 (4.9)
65+ yr	7,099 (67)	697 (6.6)	90 (0.9)	7 (<0.1)	242 (2.3)	1,945 (18)	482 (4.6)
Other	196 (64)	65 (21)	3 (1.0)	2 (0.7)	6 (2.0)	22 (7.2)	11 (3.6)

Followup Language

Characteristic	Followed N = 2,852	Lost N = 1,309	Refused N = 49	Incarcerated N = 82	Withdrew N = 85	Expired N = 227	No Funding N = 278
What is the primary language spoken in your home?, n (%)
English	1,093 (77)	189 (13)	13 (0.9)	25 (1.8)	20 (1.4)	36 (2.5)	50 (3.5)
Spanish	1,339 (70)	359 (19)	20 (1.0)	26 (1.4)	23 (1.2)	72 (3.8)	79 (4.1)
Other Language	29 (66)	12 (27)	0 (0)	0 (0)	2 (4.5)	1 (2.3)	0 (0)
Missing	391	749	16	31	40	118	149