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Table 1 Study characteristics of participants (n = 364) stratified by claim closure status

From: Predictors of time to claim closure following a non-catastrophic injury sustained in a motor vehicle crash: a prospective cohort study

 

Time to claim closure

Parametersa

0–12 months

> 12–24 months

> 24 months

 

n = 195 (54 %)

n = 61 (17 %)

n = 108 (30 %)

Age

46.0 (17.8)

44.8 (15.0)

44.4 (15.5)

Sex

   

 Male (n = 135)

75 (39 %)

24 (39 %)

36 (33 %)

 Female (n = 229)

120 (62 %)

37 (61 %)

72 (67 %)

Country of birth

   

 Australia (n = 236)

122 (63 %)

40 (66 %)

74 (69 %)

 Other (n = 128)

73 (37 %)

21 (34 %)

34 (32 %)

Education

   

 Not tertiary qualified (n = 168)

88 (45 %)

29 (48 %)

51 (48 %)

 Tertiary qualified (n = 195)

107 (55 %)

32 (53 %)

56 (52 %)

Marital status

   

 Single (n = 150)

79 (41 %)

24 (39 %)

47 (44 %)

 Married (n = 213)

115 (59 %)

37 (61 %)

61 (57 %)

Pre-injury paid work status

   

 Unemployed (n = 137)

74 (38 %)

25 (41 %)

38 (35 %)

 Employed (n = 227)

121 (62 %)

36 (59 %)

70 (65 %)

Body mass index

   

 Underweight/Normal (n = 157)

100 (51 %)

17 (28 %)

40 (37 %)

 Overweight/obese (n = 207)

95 (49 %)

44 (72 %)

68 (63 %)

Smoking

   

 No (n = 213)

116 (60 %)

32 (53 %)

65 (60 %)

 Yes (n = 149)

78 (40 %)

28 (47 %)

43 (40 %)

Pre-injury health status

   

 Fair/poor (n = 23)

15 (8 %)

3 (5 %)

5 (5 %)

 Good/very good/excellent (n = 341)

180 (92 %)

58 (95 %)

103 (95 %)

Pre-injury chronic illness

   

 No (n = 218)

121 (63 %)

37 (61 %)

60 (56 %)

 Yes (n = 146)

74 (38 %)

24 (39 %)

48 (44 %)

Pre-injury chronic pain

   

 No (n = 311)

169 (87 %)

50 (82 %)

92 (85 %)

 Yes (n = 53)

26 (13 %)

11 (18 %)

16 (15 %)

New injury severity scale

   

 Mild (n = 310)

179 (92 %)

47 (77 %)

84 (78 %)

 Moderate (n = 54)

16 (8 %)

14 (23 %)

24 (22 %)

Admitted to hospital (≥ 1 night)

   

 No (n = 295)

164 (84 %)

50 (82 %)

81 (75 %)

 Yes (n = 69)

31 (16 %)

11 (18 %)

27 (25 %)

Whiplash (due to the car crash)

   

 No (n = 139)

84 (43 %)

18 (30 %)

37 (35 %)

 Yes (n = 224)

111 (57 %)

43 (71 %)

70 (65 %)

Fracture (due to the car crash)

   

 No (n = 333)

188 (96 %)

51 (84 %)

94 (88 %)

 Yes (n = 30)

7 (4 %)

10 (16 %)

13 (12 %)

OMPSQ score (per 1-unit)

33.3 (23.9)

54.2 (20.1)

55.4 (21.0)

PRSS-catastrophizing score (per 1-unit)

0.7 (1.1)

1.6 (1.3)

1.9 (1.4)

SF-12 PCS (per 1-unit)

41.0 (11.6)

32.2 (8.8)

31.4 (9.2)

SF-12 MCS (per 1-unit)

48.7 (10.4)

46.5 (10.7)

42.8 (12.1)

EQ-5D VAS (per 1-unit)

72.1 (19.8)

60.9 (23.8)

57.0 (21.6)

Lawyer involvement

   

 No (n = 258)

184 (94 %)

33 (54 %)

41 (38 %)

 Yes (n = 106)

11 (6 %)

28 (46 %)

67 (62 %)

Previous claim

   

 No (n = 252)

138 (71 %)

40 (66 %)

74 (69 %)

 Yes (n = 111)

56 (29 %)

21 (34 %)

34 (32 %)

  1. Pain-Related Self-Statements Scale-Catastrophizing (PRSS) score; OMPSQ short-form orebro musculoskeletal pain screening questionnaire, PCS physical component score, MCS mental component score, VAS visual analogue scale
  2. aAll parameters are those that are measured at baseline (within 3 months of sustaining the injury), except for lawyer involvement which was assessed throughout the study period