Table 1 Baseline characteristics of study participants and their injuries (column percentage)

Study centre

Swansea

87 (22.6)

56 (20.7)

Bristol

93 (24.2)

56 (20.7)

Nottingham

126 (32.7)

128 (47.2)

Surrey

79 (20.5)

31 (11.4)

Sex:male

216 (56.1)

193 (71.2)

Age (median, IQR)

36 (27–48)

39 (27–50)

16 to 35 years

186 (48.3)

115 (42.4)

36 to 55 years

147 (38.2)

115 (42.4)

56 to 65 years

52 (13.5)

41 (15.1)

Ethnicity: White UK

356 (94.7)

254 (95.5)

Deprivation ( Townsend score tertiles)

[21]

[10]

1 (least deprived)

127 (34.9)

81 (31.0)

2

120 (33.0)

87 (33.3)

3 (most deprived)

117 (32.1)

93 (35.6)

Employment:

Paid employment

333 (86.5)

215 (79.3)

Self-employed

52 (13.5)

56 (20.7)

Long-term illness: None

347 (90.6)

[2]

251 (92.6)

Place of injury

[6]

[1]

Home

95 (25.1)

60 (22.2)

Work

76 (20.1)

44 (16.3)

Road

73 (19.3)

72 (26.7)

Sports grounds

55 (14.5)

44 (16.3)

Other

80 (21.1)

50 (18.5)

Type of injury

Skull-brain injury

1 (0.3)

9 (3.3)

Facial fracture, eye injury

18 (4.7)

11 (4.1)

Spine, vertebrae

18 (4.7)

9 (3.3)

Internal organ injury

0 (0.0)

3 (1.1)

Upper extremity fracture

68 (17.7)

37 (13.7)

Upper extremity, other injury

35 (9.1)

9 (3.3)

Hip fracture

0 (0.0)

5 (1.8)

Lower extremity, fracture

57 (14.8)

102 (37.6)

Lower extremity, other injury

64 (16.6)

16 (5.9)

Superficial injury, open wounds

94 (24.4)

35 (12.9)

Burns

13 (3.4)

19 (7.0)

Other injury

17 (4.4)

16 (5.9)

Severity

Minor

226 (58.7)

69 (25.5)

Moderate or severe

159 (41.3)

202 (74.5)

Injury intent: Unintentional

359 (96.2)

[12]

237 (89.8)

[7]

EQ5Dmoderate/serious problems

Mobility

10 (2.6)

[3]

11 (4.1)

Self-care

1 (0.3)

[3]

3 (1.1)

[1]

Usual activities

10 (2.6)

[4]

7 (2.6)

Pain/Discomfort

47 (12.3)

[2]

29 (10.7)

[1]

Anxiety/Depression

24 (6.3)

[3]

20 (7.4)

[1]

EQ5D Index

1.00 (1.00-1.00)

[5]

1.00 (1.00-1.00)

[2]

EQ5D VAS

90 (80–97)

[5]

90 (80–99)