Table 1.

Demographic and injury characteristics at time of injury

Characteristics	Men (n = 4,864)	Women (n = 1,277)	Test, p value; df; [95% C.I.]
Age at injury, M (SD)	37.3 (15.2)	40.7 (16.7)	t = −3.38, p ≤0.001; df = 6139; C.I.: −4.39, −2.37
Level/completeness of injury at inpatient discharge, n (%), SR
Paraplegia, incomplete	898 (18.5), −1.2	283 (22.2), 2.4	X2 = 27.42, p ≤ 0.001; df = 3
Paraplegia, complete	1,413 (29.1), 1.7	293 (22.9), −3.3
Tetraplegia, incomplete	1,627 (33.4), −1.0	480 (37.6), 2.0
Tetraplegia, complete	926 (19.0), 0.6	221 (17.3), −1.1
Marital status, n (%), SR
Single	2,393 (49.2), 2.6	472 (37.0), −5.1	X2 = 222.83, p ≤ 0.001; df = 3
Married	1,837 (37.8), −0.1	490 (38.4), 0.03
Divorced/separated	571 (11.7), −2.0	212 (16.6), 3.9
Widowed	63 (1.3), −6.0	103 (8.1), 11.7
Ethnicity, n (%), SR
Caucasian, non-Hispanic	2,934 (60.3), −1.4	869 (68.1), 2.8	X2 = 44.75, p ≤ 0.001; df = 4
Caucasian and Hispanic	248 (5.1), 0.2	61 (4.8), −0.4
African American	1,285 (26.4), 2.4	233 (18.2), −4.7
Other, Hispanic	270 (5.6), 0.3	64 (5.0), −0.7
Other, non-Hispanic	114 (2.3), −1.2	47 (3.7), 2.3
Education, n (%), SR
Less than High school	1,146 (25.2), 2.3	202 (17.2), −4.5	X2 = 41.70, p ≤ 0.001; df = 3
High school	2,689 (59.1), −0.5	731 (62.1), 1.0
Some college/College	568 (12.5), −1.6	198 (16.8), 3.2
Graduate degree	144 (3.2), −0.6	46 (3.9), 1.1
Employment, n (%), SR
Employed	3,222 (67.1), 1.8	711 (56.7), −3.6	X2 = 93.36, p ≤ 0.001; df = 2
Unemployed	793 (16.5), 0.6	187 (14.9), −1.1
Other	789 (16.4), −3.9	356 (28.4), 7.7

Significant SR values are italicized

48.5% completed only one interview; 31.3% completed two interviews; 9.2% completed three interviews;

9.2% completed four interviews and another 1.8% completed five or more interview