Skip to main content

Table 1 Participants’ baseline characteristics

From: The impact of work related physical activity and leisure physical activity on the risk and prognosis of neck pain – a population based cohort study on workers

 

Cohort I (risk cohort), individuals with no neck pain at baseline (n = 4 681)

Cohort II (prognostic cohort), individuals with occasional neck pain at baseline (n = 6 820)

Cases n (%)

Non cases n (%)

Cases n (%)

Non cases n (%)

N

177

4 504

766

6 054

Male sex

93 (53)

2 701 (60)

299 (39)

2 584 (43)

Age, mean (SD)

42.82 (9.90)

43.80 (10.95)

42.26 (9.89)

41.85 (10.87)

Individual disposable income (SEKa)

    

 0–115 299

48 (27)

745 (17)

214 (28)

1 253 (21)

 115 30–154 399

44 (25)

988 (22)

172 (23)

1 417 (24)

 154 200 – 207 499

43 (25)

1 227 (27)

199 (26)

1 658 (28)

  ≥ 207 500

40 (23)

1 519 (34)

172 (23)

1 686 (28)

Swedish born

    

 No

42 (24)

472 (11)

199 (26)

823 (14)

 Yes

135 (76)

4 023 (89)

565 (74)

5 211 (86)

Smoking (%)

    

 Never

92 (54)

2 146 (50)

328 (45)

2 709 (47)

 Ever

28 (16)

916 (21)

152 (21)

1 174 (21)

 Current

50 (29)

1 212 (28)

247 (34)

1 839 (32)

SEI b

    

 Unskilled manual workers

29 (17)

598 (14)

141 (19)

915 (15)

 Skilled manual workers

17 (10)

318 (7)

94 (13)

584 (10)

 Lower non-manual workers

19 (11)

532 (12)

101 (14)

843 (14)

 Intermediate non-manual workers

47 (27)

1 196 (27)

193 (26)

1 690 (28)

 Higher non-manual workers

38 (22)

1 298 (29)

138 (19)

1 419 (24)

 Self-employed

22 (13)

489 (11)

79 (11)

515 (9)

Psychological distress (12-item General Health Questionnaire)

    

 No

135 (79)

3 854 (87)

538 (71)

4 671 (78)

 Yes

35 (21)

569 (13)

221 (29)

1 345 (22)

Alcohol consumption (Expressed in grams of 100 % alcohol per day)

    

 No

24 (14)

368 (8)

91 (12)

526 (9)

 Low

128 (75)

3 519 (79)

549 (74)

4 578 (77)

 Moderate

13 (8)

435 (10)

87 (12)

697 (12)

 High

5 (3)

113 (3)

15 (2)

130 (2)

Concurrent low back pain

    

 No, never

91 (51)

2 677 (60)

164 (22)

1 564 (26)

 Yes, a couple of days the past 12 months

44 (25)

1 191 (27)

311 (41)

2 732 (45)

 Yes, a couple of days per month

22 (12)

360 (8)

211 (28)

1 324 (22)

 Yes, a couple of days per week

6 (3)

151 (3)

43 (6)

274 (5)

 Yes, daily

14 (8)

114 (3)

33 (4)

151 (3)

Do you have the freedom to decide how your work will be performed?

    

 Never

9 (5)

146 (3)

50 (7)

268 (4)

 Mostly not

25 (14)

569 (13)

139 (18)

1 105 (18)

 Yes, most of the time

108 (62)

2 749 (62)

435 (58)

3 727 (62)

 Always

32 (18)

997 (22)

126 (17)

903 (15)

Do you have the freedom to decide what to perform at your work?

    

 Never

18 (10)

302 (7)

87 (12)

541 (9)

 Mostly not

55 (32)

1 253 (28)

241 (32)

2 022 (34)

 Yes, most of the time

77 (44)

2 360 (53)

341 (45)

2 954 (49)

 Always

24 (14)

546 (12)

84 (11)

482 (8)

Do you have a stressful job?

    

Somewhat, about 10 % of the time

63 (36)

1 854 (42)

279 (37)

2 068 (35)

 Yes, about 1/4 of the time

29 (17)

774 (18)

117 (16)

1 134 (19)

 Yes, half the time

27 (16)

656 (15)

134 (18)

1 018 (17)

 Yes, about 3/4 of the time

31 (18)

579 (13)

126 (17)

973 (16)

 Yes, almost the whole time

24 (14)

544 (12)

92 (12)

768 (13)

Do you work with your arms above shoulder level more than 30 min/day?

    

 Almost never or never

128 (78)

3727 (85)

530 (71)

4673 (78)

 Yes, 1–3 days per month

5 (3)

166 (4)

40 (5)

290 (5)

 Yes, 1 day per week

2 (1)

102 (2)

25 (3)

178 (3)

 Yes, 2–4 days per week

6 (4)

119 (3)

48 (6)

256 (4)

 Yes, every day

23 (14)

280 (6)

99 (13)

562 (9)

Do you work with your arms below knee level more than 30 min/day?

    

 Almost never or never

136 (82)

3784 (86)

566 (76)

4831 (81)

 Yes, 1–3 days per month

6 (4)

154 (4)

36 (5)

274 (5)

 Yes, 1 day per week

4 (2)

77 (2)

32 (4)

141 (2)

 Yes, 2–4 days per week

7 (4)

118 (3)

37 (5)

229 (4)

 Yes, every day

12 (7)

260 (6)

71 (10)

487 (8)

How big part of the day do you work in front of the computer?

    

 Not at all

33 (20)

751 (17)

186 (25)

1205 (20)

 Maximum 1/10

33 (20)

825 (19)

123 (17)

1053 (18)

 About 1/4

28 (17)

718 (16)

91 (12)

813 (14)

 About 1/2

29 (18)

659 (15)

93 (13)

842 (14)

 About 3/4

11 (7)

635 (14)

96 (13)

828 (14)

 Almost the whole day

28 (17)

795 (18)

154 (21)

1217 (20)

  1. Presented per cohort among cases/non cases of long duration troublesome neck pain at follow-up
  2. aSwedish kroner
  3. bSocio-economic classification (Occupational class)
  4. The numbers may not add up to the total because of internal missing