Table 1 Mean age and body mass index (BMI) ± standard deviation (SD) of the control and the stenosis groups by gender. N = sample size
From: Paraspinal muscles density: a marker for degenerative lumbar spinal stenosis?
Study groups | Mean age (years) ± SD | Mean BMI (kg/m2) ± SD |
|---|---|---|
Control males (N = 90) | 62.9 ± 12.38 | 27.4 ± 4.21 |
Stenosis males (N = 80) | 66.2 ± 10.82 | 28.9 ± 4.55 |
|  | P = 0.066 | P = 0.021 |
Control females (N = 90) | 62 ± 12.97 | 27.61 ± 5.13 |
Stenosis females (N = 85) | 62.5 ± 8.63 | 31.48 ± 5.83 |
|  | P = 0.795 | P < 0.001 |