Table 1.

Age specific prevalence of low back pain

Age group	Low back pain		Total number
	Yes	No
14–19 years	82 (12.5%)	575 (87.5%)	657
20–29 years	450 (26.3%)	1,264 (73.7%)	1,714
30–39 years	742 (39%)	1,163 (62%)	1,905
40–49 years	1,043 (50%)	1,041 (50%)	2,084
50–59 years	1,222 (56.7%)	934 (43.3%)	2,156
60–65 years	850 (59.1%)	588 (40.9%)	1,438

Did not know/did not answer: 46