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Table 3 Distributions and mutually adjusted OR for the seven clusters of SA and DP

From: Sequence analysis of sickness absence and disability pension in the year before and the three years following a bicycle crash; a nationwide longitudinal cohort study of 6353 injured individuals

  No SA or DP Low SA or DP Immediate SA Episodic SA Long-term SA Ongoing part-time DP Ongoing full-time DP
n %a n % OR (CI) n % OR (CI) n % OR (CI) n % OR (CI) n % OR (CI) n % OR (CI)
Total 3697 58.2b 473 7.4   1288 20.3   373 5.9   110 1.7   107 1.7   305 4.8  
Sex
 Men 2280 61.7 228 48.2 ref. 673 52.3 ref. 170 45.6 ref. 47 42.7 ref. 44 41.1 ref. 182 59.7 ref.
 Women 1417 38.3 245 51.8 1.7 (1.4–2.1) 615 47.7 1.7 (1.5–1.9) 203 54.4 2.2 (1.7–2.7) 63 57.3 2.3 (1.6–3.5) 63 58.9 2.7 (1.8–4.0) 123 40.3 1.4 (1.1–1.8)
Age groupc
 18–40 years 2174 58.8 224 47.4 ref. 483 37.5 ref. 124 33.2 ref. 36 32.7 ref. < 8   ref. 74 24.3 ref.
 41–59 years 1523 41.2 249 52.6 1.6 (1.3–2.0) 805 62.5 1.9 (1.7–2.2) 249 66.8 2.4 (1.9–3.1) 74 67.3 2.7 (1.8–4.2) 100 93.5 22.4 (10.2–49.2) 231 75.7 5.9 (4.4–7.9)
Level of educationc
 Elementary 608 16.4 84 17.8 1.4 (1.1–1.9) 160 12.4 1.0 (0.8–1.3) 48 12.9 1.3 (0.9–1.8) 13 11.8 1.0 (0.5–2.0) 26 24.3 3.5 (1.9–6.4) 139 45.6 14.0 (8.9–22)
 High School 1561 42.2 224 47.4 1.4 (1.1–1.7) 658 51.1 1.5 (1.3–1.8) 206 55.2 1.9 (1.5–2.5) 60 54.5 1.7 (1.1–2.6) 58 54.2 2.5 (1.5–4.1) 141 46.2 4.9 (3.2–7.6)
 University/College 1528 41.3 165 34.9 ref. 470 36.5 ref. 119 31.9 ref. 37 33.6 ref. 23 21.5 ref. 25 8.2 ref.
Country of birthc
 Sweden 3103 83.9 408 86.3 ref. 1104 85.7 ref. 328 87.9 ref. 92 83.6 ref. 93 86.9 ref. 254 83.3 ref.
 Not Sweden 594 16.1 65 13.7 0.8 (0.6–1.1) 184 14.3 1.0 (0.8–1.2) 45 12.1 0.8 (0.5–1.1) 18 16.4 1.1 (0.7–2.0) 14 13.1 0.8 (0.4–1.4) 51 16.7 1.0 (0.7–1.4)
Type of living areac
 Big cities 1388 37.5 151 31.9 ref. 438 34.0 ref. 123 33.0 ref. 36 32.7 ref. 22 20.6 ref. 71 23.3 ref.
 Medium-sized cities 1553 42.0 206 43.6 1.1 (0.9–1.4) 492 38.2 1.1 (0.9–1.2) 155 41.6 1.1 (0.9–1.5) 44 40.0 1.1 (0.7–1.7) 49 45.8 1.8 (1.0–3.0) 139 45.6 1.4 (1.0–1.9)
 Small cities/villages 756 20.4 116 24.5 1.3 (1.0–1.7) 358 27.8 1.4 (1.2–1.7) 95 25.5 1.3 (1.0–1.7) 30 27.3 1.4 (0.9–2.4) 36 33.6 2.5 (1.4–4.4) 95 31.1 1.6 (1.1–2.3)
Marital statusc
 Married 1107 29.9 157 33.2 ref. 514 39.9 ref. 143 38.3 ref. 41 37.3 ref. 41 38.3 ref. 49 16.1 ref.
 Not married 2590 70.1 316 66.8 1.0 (0.8–1.2) 774 60.1 0.8 (0.7–0.9) 230 61.7 0.9 (0.7–1.1) 69 62.7 0.9 (0.6–1.4) 66 61.7 1.2 (0.8–1.9) 256 83.9 2.9 (2.1–4.1)
Crash typed
    Single 3149 85.2 390 82.5 ref. 1093 84.9 ref. 315 84.5 ref. 85 77.3 ref. 90 84.1 ref. 256 83.9 ref.
 Collision with pedestrian, animal, or other bicycle 204 5.5 40 8.5 1.5 (1.1–2.2) 86 6.7 1.3 (1.0–1.7) 15 4.0 0.7 (0.4–1.3) < 8    < 8    10 3.3 0.7 (0.3–1.3)
 Collision with motor vehicle 344 9.3 43 9.1 0.9 (0.7–1.3) 109 8.5 1.0 (0.8–1.3) 43 11.5 1.2 (0.8–1.7) 19 17.3 1.9 (1.1–3.2) 12 11.2 1.2 (0.6–2.2) 39 12.8 1.5 (1.0–2.2)
Inpatient healthcared
 No 3302 89.3 427 90.3 ref. 925 71.8 ref. 266 71.3 ref. 76 69.1 ref. 86 80.4 ref. 222 72.8 ref.
 Yes 395 10.7 46 9.7 1.0 (0.7–1.4) 363 28.2 2.7 (2.3–3.3) 107 28.7 2.7 (2.0–3.7) 34 30.9 2.2 (1.3–3.8) 21 19.6 1.8 (1.0–3.2) 83 27.2 2.3 (1.7–3.3)
Type of injuryd
 Fracture 1034 28.0 91 19.2 0.5 (0.4–0.7) 789 61.3 4.3 (3.5–5.2) 200 53.6 2.6 (2.0–3.6) 34 30.9 1.3 (0.8–2.2) 42 39.3 1.2 (0.7–1.9) 126 41.3 1.6 (1.1–2.2)
 Dislocation 158 4.3 18 3.8 0.7 (0.4–1.2) 78 6.1 2.8 (2.0–3.9) 16 4.3 1.6 (0.9–2.8) < 8    < 8    < 8   
 Sprains and strains 329 8.9 55 11.6 1.0 (0.7–1.4) 107 8.3 2.0 (1.5–2.7) 32 8.6 1.4 (0.9–2.2) 11 10.0 1.6 (0.8–3.3) 11 10.3 1.3 (0.6–2.6) 21 6.9 1.0 (0.6–1.7)
 Internal 355 9.6 47 9.9 0.5 (0.1–2.2) 92 7.1 3.0 (1.3–6.7) 34 9.1 2.2 (0.7–6.4) 27 24.5 1.1 (0.1–8.1) 8 7.5 0.1 (0.0–3.7) 41 13.4 0.9 (0.2–3.5)
 External 1728 46.7 250 52.9 ref. 207 16.1 ref. 82 22.0 ref. 35 31.8 ref. 42 39.3 ref. 103 33.8 ref.
 Other and unspecified 93 2.5 12 2.5 1.2 (0.6–2.3) 15 1.2 1.9 (1.0–3.6) 9 2.4 3.3 (1.5–7.4) < 8    < 8    < 8   
Body regiond
 ‘Head, face, and neck, not TBI’e 900 24.3 94 19.9 ref. 121 9.4 ref. 30 8.0 ref. 14 12.7 ref. 17 15.9 ref. 48 15.7 ref.
 ‘TBI, not concussion’ 23 0.6 < 8    22 1.7 2.1 (0.7–5.7) 10 2.7 4.2 (1.1–16.1) 12 10.9 18.4 (2.2–155.2) < 8    < 8   
 ‘Concussion’ 313 8.5 41 8.7 2.3 (0.5–10.0) 59 4.6 0.5 (0.2–1.3) 19 5.1 0.8 (0.2–2.8) 14 12.7 2.1 (0.3–17.3) < 8    31 10.2 1.8 (0.4–7.5)
 ‘Spine and back’ 53 1.4 11 2.3 2.7 (1.3–5.6) 43 3.3 2.3 (1.4–3.8) 15 4.0 4.5 (2.2–9.5) < 8    < 8    < 8   
 ‘Torso’ 261 7.1 42 8.9 1.7 (1.1–2.6) 68 5.3 1.1 (0.8–1.6) 33 8.8 2.5 (1.4–4.3) 11 10.0 2.0 (0.9–4.6) 15 14.0 2.6 (1.2–5.4) 28 9.2 1.4 (0.8–2.4)
 ‘Upper extremities’ 1480 40.0 189 40.0 1.6 (1.2–2.2) 697 54.1 2.2 (1.7–2.8) 174 46.6 2.9 (1.9–4.5) 37 33.6 1.6 (0.8–3.2) 42 39.3 1.8 (1.0–3.4) 110 36.1 1.4 (1.0–2.1)
 ‘Lower extremities’ 599 16.2 85 18.0 1.4 (1.0–1.9) 272 21.1 2.3 (1.7–3.0) 90 24.1 3.5 (2.2–5.5) 20 18.2 1.6 (0.8–3.4) 19 17.8 1.5 (0.7–3.0) 73 23.9 1.9 (1.2–2.9)
 ‘Other and unspecified’ 68 1.8 < 8    < 8    < 8    < 8    < 8    < 8   
  1. Distributions of and mutually adjusted odds ratio (OR) and 95% confidence interval (CI) for different factors in each of the seven clusters of sickness absence (SA) and disability pension (DP) status/week over 1 year before and 3 years after the date of a bicycle crash (W−52 to W+156) among 6353 individuals aged 18–59 years in December 2009 and injured in a bicycle crash in 2010, using the cluster “No SA or DP” as the reference
  2. aColumn percent
  3. bRow percent
  4. c31st December 2009
  5. dAt the presumed crash date
  6. eAbbreviation: TBI Traumatic Brain Injury
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