Table 2 Clinical characteristics and outcome by types of pelvic fractures (Tile classification; n = 1228)

Age (mean ± SD) years

41.5 ± 21.7

38.8 ± 19.6

36.1 ± 14.9

0.009

Males

553 (74.3%)

270 (74.8%)

100 (82.0%)

0.18

 Fall from height

250 (33.6%)

118 (32.7%)

40 (32.8%)

0.001 for all

 Motor vehicle crashes

192 (25.8%)

104 (28.8%)

31 (25.4%)

 Pedestrian hit

248 (33.3%)

92 (25.5%)

27 (22.1%)

 Hit by a falling object

32 (4.3%)

39 (10.8%)

21 (17.2%)

 Others

23 (3.1%)

8 (2.2%)

3 (2.5%)

 Chest

249 (33.4%)

130 (36.0%)

55 (45.1%)

0.04

 Spine

236 (31.7%)

115 (31.9%)

64 (52.5%)

0.001

 Abdomen

182 (24.4%)

134 (37.1%)

68 (55.7%)

0.001

 Head

131 (17.6%)

70 (19.4%)

26 (21.3%)

0.53

 Lower extremity

207 (27.8%)

91 (25.2%)

36 (29.5%)

0.55

 Upper extremity

170 (22.8%)

93 (25.8%)

39 (32.0%)

0.07

Injury severity score (mean ± SD)

13.7 ± 10.7

16.9 ± 11.6

23.7 ± 15.3

0.001

Glasgow coma score at admission (mean ± SD) (n= 1017)

13.7 ± 3.5

13.0 ± 4.2

12.8 ± 4.2

0.01

Revised trauma score (mean ± SD) (n= 874)

7.4 ± 1.2

7.2 ± 1.4

6.9 ± 1.7

0.004

Pelvis AIS (mean ± SD)

2.1 ± 0.4

2.5 ± 0.7

2.9 ± 1.0

0.001

Chest AIS (mean ± SD) (n= 434)

2.7 ± 0.8

2.8 ± 0.8

3.0 ± 0.9

0.04

Abdomen AIS (mean ± SD) (n= 384)

2.5 ± 1.1

2.4 ± 0.8

2.7 ± 1.0

0.30

Patients required blood transfusion

187 (25.1%)

146 (40.4%)

88 (72.1%)

0.001

Blood units transfused (median, range)

4 (1–83)

6 (1–48)

8 (1–55)

0.008

MTP (blood units > 10) (n= 629)

33 (7.5%)

19 (16.4%)

26 (35.6%)

0.001

Intubation (n= 629)

85 (19.3%)

37 (31.9%)

32 (43.8%)

0.001

FAST positive (n= 591)

44 (10.8%)

19 (16.7%)

13 (19.1%)

0.06

 < 0.8

326 (61.5%)

145 (52.9%)

42 (38.5%)

0.001 for all

 ≥ 0.8

204 (38.5%)

129 (47.1%)

67 (61.5%)

 Conservative

573 (76.9%)

259 (71.7%)

65 (53.3%)

0.001 for all

 Surgical intervention

172 (23.1%)

102 (28.3%)

57 (46.7%)

 Pneumonia

35 (4.7%)

34 (9.4%)

9 (7.4%)

0.01

 Sepsis

13 (1.7%)

18 (5.0%)

7 (5.7%)

0.003

 ARDS

8 (1.1%)

8 (2.2%)

9 (7.4%)

0.001

 Acute kidney injury

9 (1.2%)

6 (1.7%)

11 (9.0%)

0.001

 Deep vein thrombosis (n = 629)

3 (0.7%)

0 (0.0%)

3 (4.1%)

0.01

 Pulmonary embolism (n = 629)

2 (0.5%)

0 (0.0%)

1 (1.4%)

0.40

 Organ failure (n = 629)

1 (0.2%)

1 (0.9%)

2 (2.7%)

0.04

Ventilatory days (median, range)

6 (1–53)

5.5 (1–63)

8 (1–49)

0.91

ICU length of stay (median, range)

4 (1–71)

5 (1–74)

5 (1–61)

0.62

Hospital length of stay (median, range)

11 (1–505)

18 (1–257)

28 (1–165)

0.001

Mortality

24 (3.2%)

17 (4.7%)

16 (13.1%)

0.001