Table 8: Naive comparison of standard errors and confidence intervals.

Variable (% Missing) SE (Complete Case Analysis) SE (Multiple Imputation) % Change
Sex (0%)
Female
Male
Ref
1.4723
Ref
0.3422
Ref
-76%
Age (1%) 0.0267 0.0090 -66%
Length of hospital stay (12%) 0.0162 0.0036 -78%
Level of injury (42%)
Thoracic
Cervical
Lumbar
Ref
1.181
0.1994
ref.
0.0446
0.0363
Ref
96%
82%
Patient Need implants/screws (51%)
No
Yes
Ref
3.669
Ref
0.1817
Ref
-95%
Type of treatment (48%)
Operative
Non-operative
Ref
0.6681
Ref
1.170
Ref
75%