The use of average Pavlov ratio to predict the risk of post operative upper limb palsy after posterior cervical decompression.

Study Design: A retrospective study was conducted to study the post operative upper limb palsy after laminoplasty for cervical myelopathy.

Objective: To identify a reliable and simple preoperative radiological parameter in predicting the risk of post operative upper limb palsy.

Background: Post operative upper limb palsy is one of the causes of patient dissatisfaction after surgery.

Beliefs about appropriate pain behaviour: gender differences between health care professionals and non-health care professionals in Hong Kong.

Aims: The purpose of this study was to examine the effects of participants' gender on their beliefs regarding gender-appropriate pain behaviour among health care professionals and non-health care professionals.

Background: Gender may influence beliefs about appropriate pain behaviour among health care professionals and non-health care professionals.

Methods: The study consisted of a survey of 152 participants, 38 male and 38 female health care professionals and 38 male and 38 female non-health care professionals.