Table 1:

Comparison of baseline characteristics between SpS and DS groups

Baseline CharacteristicsSpS Group (n = 48)DS Group (n = 40)P Valuea
Age (yr)b68 ± 968 ± 11.730
Sex (male)69%53%.090
Height (cm)b161 ± 8159 ± 10.336
Body weight (kg)b64 ± 1065 ± 13.702
Body mass index (kg/m2)b25 ± 326 ± 4.251
Duration of symptoms (mo)b28 ± 3439 ± 31.121
Presence of low back pain48%50%.508
The most constricted level.182
    L2/3\n2%\n0%
    L3/421%23%
    L4/563%75%
    L5/S115%3%

  • ↵a There are no statistically significant differences in any parameters between 2 groups.

  • ↵b Values are mean ± SD.