|
Characteristics
|
NTDB
|
SweTrau
|
|---|
|
Total number of observations
|
813,567
|
30,577
|
|
Number of missing observations
|
422,416
|
10,411
|
|
Number of included observations
|
368,810
|
16,547
|
|
Proportion major trauma
|
0.21
|
0.12
|
|
Proportion female
|
0.38
|
0.35
|
|
Age (median-IQR)
|
51 [30, 69]
|
41 [25 59]
|
|
GCS Category
|
NTDB proportion of observations
|
SweTrau proportion of observations
|
|---|
|
13–15
|
0.9098
|
0.9173
|
|
9–12
|
0.0384
|
0.0401
|
|
6–8
|
0.0175
|
0.018
|
|
4–5
|
0.0061
|
0.009
|
|
3
|
0.0283
|
0.0156
|
|
RR Category
|
NTDB proportion of observations
|
SweTrau proportion of observations
|
|---|
|
30–67
|
0.0191
|
0.0543
|
|
10–29
|
0.9677
|
0.9407
|
|
6–9
|
0.0063
|
0.0036
|
|
0–5
|
0.0021
|
0.0011
|
|
SBP Category
|
NTDB proportion of observations
|
SweTrau proportion of observations
|
|---|
|
90–300
|
0.9707
|
0.9798
|
|
76–89
|
0.0192
|
0.0126
|
|
50–75
|
0.0091
|
0.0068
|
|
1–49
|
0.0011
|
0.0007
|
|
Size training sets (events per free parameter)
|
NTDB
|
SweTrau
|
|---|
|
10
|
714
|
1250
|
|
25
|
1786
|
3125
|
|
100
|
7143
|
12,500
|
|
1000
|
71,429
|
Missing
|
|
Size validation and test sets
|
NTDB
|
SweTrau
|
|---|
|
(200/proportion events)
|
952
|
1667
|
- NTDB, National Trauma Data Bank; SweTrau, Swedish Trauma Registry; GCS, Glasgow Coma Scale; RR, Respiratory Rate; SBP, Systolic Blood Pressure
