Table 2 The prevalence (%) of neck pain alone (NP), low back pain alone (LBP), and concomitant neck and low back pain (NLBP) by survey year, sex, and age
Survey year | *P for linear | ||||||||
|---|---|---|---|---|---|---|---|---|---|
1991 | 1999 | 2001 | 2003 | 2005 | 2007 | 2009 | 2011 | trend | |
Boys | |||||||||
12-14 | |||||||||
NP alone | 4.8 | 6.2 | 8.4 | 7.9 | 8.0 | 8.2 | 9.9 | 5.9 | < 0.001 |
LBP alone | 3.3 | 2.5 | 3.3 | 3.3 | 2.8 | 3.0 | 4.8 | 3.8 | 0.11 |
NLBP | 1.6 | 2.8 | 2.5 | 2.3 | 3.5 | 5.6 | 5.5 | 3.8 | < 0.001 |
16-18 | |||||||||
NP alone | 7.1 | 9.3 | 11.7 | 10.4 | 10.5 | 9.6 | 11.2 | 10.7 | < 0.001 |
LBP alone | 5.4 | 4.6 | 6.1 | 6.1 | 5.9 | 6.1 | 6.6 | 6.9 | 0.008 |
NLBP | 4.2 | 5.7 | 6.0 | 7.5 | 8.0 | 9.1 | 8.6 | 9.9 | < 0.001 |
Girls | |||||||||
12-14 | |||||||||
NP alone | 11.1 | 18.2 | 17.5 | 15.9 | 18.9 | 16.8 | 16.6 | 18.5 | < 0.001 |
LBP alone | 2.7 | 2.3 | 2.5 | 2.3 | 3.1 | 3.2 | 3.9 | 3.0 | 0.023 |
NLBP | 2.0 | 4.2 | 4.8 | 3.4 | 5.1 | 7.5 | 6.8 | 7.5 | < 0.001 |
16-18 | |||||||||
NP alone | 22.7 | 29.2 | 30.2 | 29.3 | 29.3 | 30.9 | 28.3 | 29.5 | < 0.000 |
LBP alone | 4.0 | 3.1 | 4.5 | 3.7 | 3.9 | 3.7 | 4.4 | 3.7 | 0.060 |
NLBP | 6.9 | 10.1 | 10.9 | 11.3 | 13.5 | 15.1 | 17.4 | 15.9 | < 0.000 |