Table 1 Age, sex and pain prevalence by school year in a cohort of Danish school children (CHAMPS Study-DK)
From: Musculoskeletal pain distribution in 1,000 Danish schoolchildren aged 8–16 years
School year 1 (August 2011 to June 2012) | School year 2 (August 2012 to June 2013) | School year 3 (August 2013 to June 2014) | |
|---|---|---|---|
Total | 982 (100.0) | 1100 (100.0) | 1033 (100.0) |
Girls, n (%) | 512 (52.1) | 576 (52.4) | 539 (52.2) |
Mean age, years (SD) | 10.7 (SD 1.4) | 11.6 (SD 1.4) | 12.5 (SD 1.4) |
Spinal pain, % (95% CI) | 28.8 (26.1; 31.7) | 33.6 (30.9; 36.5) | 31.2 (28.4; 34.1) |
Upper extremity pain, % (95% CI) | 22.6 (20.1; 25.3) | 23.8 (21.4; 26.4) | 22.0 (19.6; 24.6) |
Lower extremity pain, % (95% CI) | 60.1 (57.0; 63.1) | 58.3 (55.3; 61.2) | 53.1 (50.1; 56.2) |
No pain, % (95% CI) | 28.5 (25.8; 31.4) | 27.1 (24.5; 29.8) | 30.8 (28.0; 33.7) |