The treatment was effective versus the control group , significantly improving pain ( Visual Analogue Scale : p < @ at the end of the treatment and at the follow-up ; McGill Pain Questionnaire : p = @ at the follow-up ) , disability ( Oswestry Disability Questionnaire : p < @ at the end and follow-up ) , and quality of life ( Shortened Osteoporosis Quality of Life Questionnaire : p = @ at the end of treatment ; p = @ at follow-up ) .