Spine
1. Comparison of Postural Balance between Subgroups of Nonspecific Low-back Pain Patients Based on O’Sullivan Classification System and Normal Subjects during Lifting

Majid Shahbazi Moheb Seraj; javad Sarrafzadeh; Nader Maroufi; Ismail Ebrahimi Takamjani; Amir Ahmadi; Hossein Negahban

Volume 7, Issue 1 , January and February 2019, , Pages 52-60

Abstract
  Background: Balance disorder is one of the most-studied fields in low-back pain patients (LBP). However, there isinsufficient information regarding the effect of LBP subgrouping on postural control. The purpose of the present studywas to compare postural control between subgroups of chronic nonspecific ...  Read More

Spine
2. The Ratio of Lumbar to Hip Motion during the Trunk Flexion in Patients with Mechanical Chronic Low Back Pain According to O’Sullivan Classification System: A Cross-sectional Study

Majid Shahbazi Moheb Seraj; javad Sarrafzadeh; Nader Maroufi; Ismail Ebrahimi Takamjani; Amir Ahmadi; Hossein Negahban

Volume 6, Issue 6 , November 2018, , Pages 560-569

Abstract
  Background: Static and dynamic postures of lumbopelvic in low back pain (LBP) are considered as two importantaspects of clinical assessment and management of LBP. Thus, the focus of the current study was to compare theposture and compensatory strategy of hip and lumbar region during trunk flexion between ...  Read More