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Table 1 Description of the study population according to the highest levels of material and social deprivation

From: Impact of socio-economic status on hospital length of stay following injury: a multicenter cohort study

Characteristics of the study population n (%)

Whole study population

Material deprivation Quintile 5

Social deprivation Quintile 5

Total

65,486

17,172 (26.3)

13,247 (20.2)

Agee

16-54

26,240 (40.1)

7527 (28.7)

4709 (18.0)

 

55-64

10,054 (15.3)

2698 (26.8)

1839 (18.3)

 

65-74

8685 (13.3)

2255 (26.0)

1749 (20.1)

 

75-84

11,931 (18.2)

2765 (23.2)

2788 (23.4)

 

≥85

8576 (13.1)

1927 (22.5)

2162 (25.2)

Gendere

Male

34,031 (52.0)

9329 (27.4)

6105 (17.9)

 

Female

31,455 (48.0)

7843 (24.9)

7142 (22.7)

Number of comorbidities

0

43,269 (66.1)

11,554 (26.7)

8007 (18.5)

 

1

12,442 (19.0)

3168 (25.5)

2817 (22.6)

 

2

5844 (8.9)

1473 (25.2)

1433 (24.5)

 

≥3

3931 (6.0)

977 (24.9)

990 (25.2)

Mechanism of injury

Motor vehicle collision

14,707 (22.4)

4143 (28.2)

2244 (15.3)

 

Fall

41,170 (62.9)

10,072 (24.5)

9202 (22.4)

 

Penetrating

2226 (3.4)

774 (34.8)

495 (22.2)

 

Other

7383 (11.3)

2183 (30.0)

1306 (17.7)

Maximum abbreviated injury scale score

1-2

26,894 (41.1)

7428 (27.6)

5505 (20.5)

 

3

28,271 (43.2)

7136 (25.2)

5681 (20.1)

 

4

6787 (10.3)

1767 (26.0)

1251 (18.4)

 

5-6

3534 (5.4)

841 (23.8)

810 (22.9)

Body Region, most severe injury

Head

12,749 (19.5)

3333 (26.1)

2783 (21.8)

Thorax

9096 (13.9)

2486 (27.3)

1663 (18.3)

 

Abdomen

1854 (2.8)

528 (28.5)

378 (20.4)

 

Spine

6784 (10.4)

1687 (24.9)

1263 (18.6)

 

Upper extremities

11,274 (17.2)

3041 (27.0)

2366 (21.0)

 

Lower extremities

23729 (36.2)

6097 (25.7)

4794 (20.2)

Glasgow coma scalef

3-8

3358 (5.1)

949 (28.3)

602 (17.9)

 

9-12

2010 (3.1)

512 (25.5)

459 (22.8)

 

13-15

60,118 (91.8)

15,711 (26.1)

12,186 (20.3)

Systolic blood pressuref

Normal (≥90)

64,302 (98.2)

16842 (26.2)

13,012 (20.2)

 

Shock (0–89)

1184 (1.8)

330 (27.9)

235 (19.9)

Respiration ratef

Normal (10–29)

63,869 (97.5)

16,732 (26.2)

12,934 (20.3)

 

Abnormal (0–10; ≥30)

1617 (2.5)

440 (27.2)

313 (19.4)

Transfer-in

No

44,526 (68.0)

10,190 (23.0)

9958 (22.4)

 

Yes

20,960 (32.0)

6982 (33.3)

3289 (15.7)

Health care payer

Provincial public

43,771 (66.9)

11,794 (26.9)

9210 (21.0)

 

Road accidents

11,282 (17.2)

3019 (26.8)

1954 (17.3)

 

Work accidents

2903 (4.4)

868 (29.9)

401 (13.8)

 

Other

3586 (5.5)

679 (18.9)

744 (20.8)

 

None/Unknown

3944 (6.0)

812 (20.6)

938 (23.8)

Residential remoteness

Metropolitan Regiona

21,282 (32.5)

2969 (14.0)

5975 (28.1)

 

Other Regionsb

11,214 (17.1)

1807 (16.1)

3065 (27.3)

 

Agglomerationsc

11,824 (18.1)

2654 (22.5)

3328 (28.2)

 

Small towns & rural areasd

21,166 (32.3)

9742 (46.0)

879 (4.2)

Discharge destination

Home

38,276 (58.5)

10,230 (26.7)

6960 (18.2)

 

Long stay

4264 (6.5)

806 (18.9)

1146 (26.9)

 

Rehab

6145 (9.4)

1313 (21.4)

1500 (24.4)

 

Acute care

5531 (8.5)

1842 (33.3)

1080 (19.5)

 

Other

11,270 (17.1)

2981 (26.5)

2493 (22.6)

  1. apopulation size: > 1,000,000
  2. bpopulation size: 100,000 – 1,000,000
  3. cpopulation size: 10,000 –100,000
  4. dpopulation size: < 10,000
  5. eDeprivation index is standardized for age and sex
  6. fOn arrival