Survivorship and Severe Complications Are Worse for Octogenarians and Elderly Patients with Pelvis Fractures as Compared to Adults: Data from the National Trauma Data Bank

Table 1

Frequency distribution of characteristics for the entire population of pelvic fractures, 𝑛=45,081.

Variable	Age group
	Adults; (18–64 years); n (%); N = 32,660	Elderly; (65–79 years); n (%); N = 6,408	Octogenarian; (≥80 years); n (%); N = 5,647	Total; n (%)
Gender
Male	19,920 (61.1)	2,619 (40.9)	1,361 (24.1)	23,900 (53.5)
Female	12,704 (38.9)	3,778 (59.1)	4,277 (75.9)	20,759 (46.5)
Race
Caucasian	21,205 (71.1)	5,013 (84.1)	4,744 (90.2)	31,162 (75.5)
African American	3,006 (10.0)	286 (4.9)	132 (2.6)	3,424 (8.3)
Asian/Pacific Islander	583 (1.9)	128 (2.2)	63 (1.3)	774 (1.9)
Hispanic	3,261 (10.8)	258 (4.3)	78 (1.6)	3,597 (8.7)
Native American	218 (0.8)	21 (0.3)	1 (0.1)	240 (0.6)
Other	1,631 (5.4)	282 (4.2)	212 (4.2)	2,095 (5.0)
Survival
Survived	29,622 (91.2)	5,528 (86.6)	4,895 (86.8)	40,045 (90.0)
Died	2,867 (8.8)	855 (13.4)	743 (13.2)	4,465 (10.0)
Severe complication*
Yes	3,715 (11.4)	1,032 (16.2)	819 (14.5)	5,566 (12.5)
No	28,783 (88.6)	5,352 (83.8)	4,819 (85.5)	38,954 (87.5)
Fracture type
Open	1,456 (4.5)	106 (1.7)	40 (0.7)	1,602 (3.6)
Closed	31,189 (95.5)	6,301 (98.3)	5,606 (99.3)	43,096 (96.4)
Fracture location
Ilium	4,370 (13.9)	677 (10.7)	391 (7.0)	5,438 (12.6)
Ischium	1,332 (4.2)	312 (5.0)	236 (4.2)	1,880 (4.3)
Pubis	12,977 (41.4)	2,822 (44.7)	2,695 (48.0)	18,494 (42.7)
Multiple	2,040 (6.5)	248 (3.9)	127 (2.3)	2,415 (5.6)
Unspecified	2,677 (8.5)	506 (8.0)	422 (7.5)	3,605 (8.3)
Other	7,968 (25.5)	1,749 (27.7)	1,741 (31.0)	11,458 (26.5)
Systolic blood pressure (mmHg)
<90	5,389 (16.5)	1,093 (17.1)	936 (16.6)	7,418 (16.6)
90–139	18,823 (57.6)	2,691 (42.0)	1,914 (33.9)	23,428 (52.4)
140+	8,448 (25.9)	2,624 (40.9)	2,797 (49.5)	13,869 (31.0)
MOI**
Motor vehicle	12,832 (39.3)	1,774 (27.7)	946 (16.7)	15,552 (34.8)
Motorcycle	2,961 (9.1)	93 (1.5)	9 (0.1)	3,063 (6.8)
Pedestrian	666 (2.0)	92 (1.4)	35 (0.6)	793 (1.8)
Crush	870 (2.7)	143 (2.2)	41 (0.7)	1,054 (2.4)
High fall	3,166 (9.7)	709 (11.1)	952 (16.9)	4,827 (10.8)
Low fall	2,067 (6.3)	2,091 (32.6)	2,801 (49.6)	6,959 (15.6)
Unknown	10,098 (30.9)	1,506 (23.5)	863 (15.4)	12,467 (27.8)
AIS^† of pelvis
None	22,266 (68.2)	4,413 (68.9)	3,828 (67.8)	30,507 (68.2)
1	108 (0.3)	9 (0.1)	9 (0.1)	126 (0.3)
2	5,922 (18.1)	1,256 (19.6)	1,237 (21.9)	8,415 (18.8)
3	3,550 (10.9)	623 (9.7)	546 (9.7)	4,719 (10.6)
4	617 (1.9)	83 (1.3)	15 (0.3)	715 (1.6)
5	197 (0.6)	24 (0.4)	12 (0.2)	233 (0.5)
6	0 (0.0)	0 (0.0)	0 (0.0)	0 (0.0)
ISS^††
<16	14,979 (45.9)	3,972 (62.0)	4,333 (76.7)	23,284 (52.1)
≥16	17,681 (54.1)	2,436 (38.0)	1,314 (23.3)	21,431 (47.9)
Acute respiratory stress syndrome
Yes	668 (2.1)	105 (1.6)	63 (1.1)	836 (1.9)
No	31,992 (97.9)	6,303 (98.4)	5,584 (98.9)	43,879 (98.1)
Renal failure
Yes	281 (0.9)	105 (1.6)	59 (1.0)	445 (1.0)
No	32,379 (99.1)	6,303 (98.4)	5,588 (99.0)	44,270 (99.0)
Pulmonary embolism
Yes	199 (0.6)	52 (0.8)	26 (0.5)	277 (0.6)
No	32,461 (99.4)	6,356 (99.2)	5,621 (99.5)	44,438 (99.4)
ICU stay
<1 week	27,615 (84.6)	5,511 (86.0)	5,224 (92.5)	38,350 (85.8)
≥1 week	5,045 (15.4)	897 (14.0)	423 (7.5)	6,365 (14.2)
Hospital stay
<1 week	15,731 (48.2)	3,574 (55.8)	3,848 (68.1)	23,153 (51.8)
≥1 week	16,929 (51.8)	2,834 (44.2)	1,799 (31.9)	21,562 (48.2)
Major procedure
CRIF	22 (0.1)	3 (0.1)	0 (0.0)	25 (0.1)
ORIF	153 (0.5)	12 (0.2)	9 (0.2)	174 (0.4)
Closed dislocation reduction	130 (0.4)	3 (0.1)	1 (0.0)	134 (0.3)
Open dislocation reduction	142 (0.4)	11 (0.2)	1 (0.0)	154 (0.3)
Other	5,193 (15.9)	450 (7.0)	92 (1.6)	5,735 (12.8)
No major procedure	27,020 (82.7)	5,929 (92.4)	5,544 (98.2)	38,493 (86.1)

*Severe complication is defined as having one or more of the following during hospital course: pulmonary embolism, renal failure, acute respiratory distress syndrome, or death.
**MOI: mechanism of injury.
^†AIS: abbreviated injury scale.
^††ISS: injury severity score.