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Table 4 Association between the clustering of components of metabolic syndrome and low back pain

From: Sex differences in the association of metabolic syndrome with low back pain among middle-aged Japanese adults: a large-scale cross-sectional study

  Total LBP Crude Adjusted*
N n (%) OR 95% CI OR 95% CI
Men
 Abdominal obesity (−) 16,651 306 (1.8) 1.00   1.00  
 Abdominal obesity (+) + 0 2661 66 (2.5) 1.36 1.04–1.78 1.34 1.02–1.76
 Abdominal obesity (+) + 1 5981 139 (2.3) 1.27 1.04–1.56 1.24 1.01–1.52
 Abdominal obesity (+) + 2 or more 5402 130 (2.4) 1.32 1.07–1.62 1.26 1.02–1.55
Women
 Abdominal obesity (−) 12,696 194 (1.5) 1.00   1.00  
 Abdominal obesity (+) + 0 480 12 (2.5) 1.65 0.92–2.98 1.70 0.94–3.08
 Abdominal obesity (+) + 1 815 22 (2.7) 1.79 1.14–2.79 1.66 1.06–2.60
 Abdominal obesity (+) + 2 or more 506 18 (3.6) 2.38 1.45–3.89 2.30 1.41–3.78
  1. OR odds ratio, CI confidence interval, LBP low back pain
  2. *Adjusted for age, smoking habits, alcohol intake, and physical activity