Table 2.
Distribution of age, gender, and prevalence of low back pain in the 1,456 volunteers
| Age groups (years) | Male | Female | ||||
|---|---|---|---|---|---|---|
| n | LBP-A | LBP-B | n | LBP-A | LBP-B | |
| 20–29 | 106 | 16 (15.1 %) | 17 (16.0 %) | 126 | 9 (7.1 %) | 9 (7.1 %) |
| 30–39 | 107 | 8 (7.5 %) | 9 (8.4 %) | 104 | 3 (2.9 %) | 3 (2.9 %) |
| 40–49 | 109 | 11 (10.1 %) | 11 (10.1 %) | 110 | 5 (4.5 %) | 5 (4.5 %) |
| 50–59 | 109 | 12 (11.0 %) | 12 (11.0 %) | 105 | 11 (10.5 %) | 14 (13.3 %) |
| 60–69 | 99 | 12 (12.1 %) | 12 (12.1 %) | 98 | 10 (10.2 %) | 11 (11.2 %) |
| 70–79 | 97 | 15 (15.5 %) | 18 (18.6 %) | 100 | 15 (15.0 %) | 17 (17.0 %) |
| 80–89 | 92 | 11 (12.0 %) | 12 (13.0 %) | 94 | 15 (16.0 %) | 18 (19.1 %) |
| Total | 719 | 85 (11.8 %) | 91 (12.6 %) | 737 | 68 (9.2 %) | 77 (10.4 %) |
Data are presented as n (%)
LBP-A low back pain defined as pain and discomfort localized between the costal margin and the iliac crest, LBP-B low back pain defined as pain and discomfort localized between the costal margin and the inferior gluteal folds