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Table 2 Baseline characteristics by total number of healthcare contacts and total health care costs (2008 to 2017)

From: Number of musculoskeletal pain sites leads to increased long-term healthcare contacts and healthcare related costs – a Danish population-based cohort study

  Total, n (%) Total number of All-contacts(a) Total All-cost(a) Total number of MSK-contacts(a)
  Median (25;75 percentile) Median (25;75 percentile) Median (25;75 percentile)
Total, median (25;75 percentile) 4883 (100) 74 (42;124) €197 (84;611) 11 (2;33)
Number of sites with pain intensity > 2/7 (b)
0, n (%) 1365 (29) 55 (33;92) €144 (67; 387) 6 (1;17)
1, n (%) 914 (19) 67 (38;109) €160 (71;472) 9 (1;27
2, n (%) 810 (17) 77 (44;119) €220 (101;684) 11 (3;34)
3, n (%) 642 (14) 87 (52;143) €239 (105;636) 18 (5;43)
4, n (%) 464 (10) 105 (59;167) €276 (118;910) 21 (7;54)
5, n (%) 265 (6) 105 (69;163) €361 (132;991) 25 (10;53)
6, n (%) 175 (4) 125 (62;205) €447 (143;1330) 31 (10;65)
7, n (%) 75 (2) 150 (87;209) €331 (181;1581) 28 (15;67)
Health anxiety(c)
Low, n (%) 3811 (80) 68 (38;112) €171 (78;487) 10 (2;28)
High, n (%) 933 (20) 104 (62;177) €365 (141;1068) 20 (6;50)
Covariates
Sex
Female, n (%) 2735 (56) 87 (54;140) €253 (106;752) 15 (4;38)
Male, n (%) 2148 (44) 57 (31;101) €150 (64;409) 8 (1;25)
groups, baseline, mean (sd) 45 (12.8)    
17–20, n (%) 301 (6) 53 (29;93) €100 (46;246) 4 (1;14)
21–30, n (%) 399 (8) 68 (40;112) €201 (71;827) 8 (1;21)
31–40, n (%) 918 (19) 59 (34;101) €162 (67;527) 11 (2;32)
41–50, n (%) 1309 (27) 68 (39;111) €180 (77;486) 13 (3;37)
51–60, n (%) 1389 (28) 86 (49;138) €231 (108;705) 14 (3;36)
61–65, n (%) 567 (12) 105 (69;163) €312 (121;889) 14 (4;37)
Duration of pain(d)
No chronic pain, n (%) 1669 (36) 62 (36;103) €165 (78; 512) 7 (1;22)
Chronic pain (> 3 month), n (%) 2941 (64) 82 (46;137) €219 (91;656) 15 (4;39)
Educational level(e)
Primary and lower secondary education, n (%) 992 (20) 75 (42;130) €188 (78;535) 9 (2;28)
Upper secondary education or Skilled worker, n (%) 2570 (53) 76 (43;127) €203 (86;628) 13 (3;36)
Bachelor/Master/Doctorial, n (%) 1301 (27) 70 (40;114) €190 (87;620) 10 (2;28)
Comobidity
No cormorbidity, n (%) 4638 (95) 71 (41;119) €181 (81;508) 11 (2;31)
Low level of comorbidity, n (%) 137 (3) 177 (102;274) €1167 (451;2966) 32 (10;75)
High level of comorbidity, n (%) 108 (2) 149 (80;256) €1318 (494;3080) 15 (5;34)
Big five personality traits(f) (range 0–16)
Neuroticism, mean (sd) 6.5 (3.0)    
Extraversion, mean (sd) 8.6 (3.1)    
Agreeableness, mean (sd) 11.6 (2.2)    
Conscientiousness, mean (sd) 10.7 (3.0)    
Openness, mean (sd) 9.1 (3.1)    
Risk of depression (g)
Low, n (%) 3982 (84) 69 (40;116) €181 (81;533) 10 (2;30)
High, n (%) 772 (16) 100 (56;174) €315 (116;873) 17 (5;45)
Marital Status
Cohabitant with resident children, n (%) 2267 (46) 61 (36;105) €158 (73;469) 10 (2;29)
Cohabitant without resident children, n (%) 1726 (35) 88 (51;149) €257 (108;791) 14 (3;36)
Single with resident children, n (%) 272 (6) 80 (46;132) €251 (96;658) 12 (3;40)
Single without resident children, n (%) 618 (13) 82 (42;135) €196 (78;602) 11 (2;30)
Physical job exposure
Total kilograms lifted (lower body) (h)
  < 1000 kg, n (%) 3807 (87) 71 (41;119) €186 (82;576) 11 (2;32)
  > 1000 kg, n (%) 551 (13) 68 (36;113) €164 (73;444) 11 (2;32)
Total shoulder score (upper body) (i)
  Low, n (%) 3142 (72) 74 (42;125) €197 (86;626) 11 (2;33)
  High, n (%) 1220 (28) 63 (36;105) €161 (71;431) 10 (2;29)
  1. a: 2008–2017. b: Missing: n = 173. c: Missing: n = 139. d: Missing: n = 273. e: Missing: n = 20. f: Missing: n = 198–240. g: Missing: n = 129. h: Missing: n = 525. i: Missing = 521