Table 4.

Characteristics of femoral shaft fracture patients with a surgical fixation delay

Variable	Odds Ratio and 95% CI	p-value
Age
18-25y	(reference)
26-45y	1.32 (0.93-1.85)	0.117
46-65y	2.32 (1.64-3.28)	<0.001
65-75y	3.14 (2.24-4.40)	<0.001
>75y	3.37 (2.23-5.10)	<0.001
Male	1.07 (0.93-1.24)	0.328
Race
White	(reference)
Black	0.90 (0.73-1.10)	0.293
Other	0.86 (0.55-1.35)	0.522
Uninsured	0.77 (0.51-1.17)	0.225
Trauma Center Level
1	(reference)
2	0.98 (0.69-1.39)	0.903
Admitting Service
Trauma	(reference)
Orthopedics	0.67 (0.44-1.02)	0.064
Other	1.32 (0.95-1.84)	0.104
Weekend Admission	0.95 (0.80-1.13)	0.568
Injury Severity Score
5-15	(reference)
15-24	0.80 (0.54-1.18)	0.252
24-35	1.30 (0.72-2.35)	0.392
>35	2.64 (1.24-5.61)	0.012
AIS Head/neck>2	1.27 (0.81-1.98)	0.304
AIS Face>2	0.98 (0.41-2.38)	0.970
AIS Chest>2	1.00 (0.65-1.54)	0.983
AIS Abdomen>2	1.53 (0.96-2.42)	0.073
AIS External>2	1.55 (0.22-11.00)	0.659
ED Systolic Blood Pressure
> 90, mmHg	(reference)
61-90	1.07 (0.78-1.47)	0.679
≤ 60	0.90 (0.30-2.69)	0.846
Missing	1.89 (0.78-4.57)	0.156
ED Heart Rate
51-120, bpm	(reference)
> 120	1.26 (0.92-1.71)	0.150
0-50	1.28 (0.68-2.41)	0.442
Missing	0.63 (0.30-1.31)	0.217
Glasgow Coma Scale Motor (%)
1	(reference)
2-5	0.65 (0.38-1.11)	0.114
6	0.69 (0.40-1.20)	0.192
Missing	0.76 (0.41-1.40)	0.375
Intubated	2.59 (1.72-3.90)	<0.001
Current smoker	0.88 (0.71-1.08)	0.212
Hypertension requiring medication	1.32 (1.10-1.58)	0.003
Anti-coagulant Use	1.70 (1.39-2.07)	<0.001
Functionally dependent health status	1.59 (1.34-1.88)	<0.001
Pre-hospital cardiac arrest	3.30 (0.41-26.41)	0.260
Disseminated cancer	2.13 (1.19-3.83)	0.011
Blood transfusion	0.54 (0.41-0.72)	<0.001
Chronic renal failure	2.43 (1.09-5.41)	0.029

AIS, abbreviated injury scale; ED, emergency department.