Prevalence and risk factors of postpartum depression in a population-based sample of women in Tangxia Community, Guangzhou.

Objective: To investigate the prevalence and analyze the risk factors of postpartum depression (PPD) in Tangxia Community, Guangzhou, a community representative of the process of urbanization in China.

Methods: A total of 1 823 delivery women in Tangxia Community, Guangzhou were screened with the Chinese Version of Edinburgh Postnatal Depression Scale, Hamilton Depression Scale and Social Support Rating Scale. The risk factors were evaluated by self-made questionnaire based on literature interview combined with expert consultation.

Electroenterogram manifestations and significance in hypokalemia.

Objective: To study the electroenterogram manifestations and their significance in patients with hypokalemia.

Methods: Electroenterogram was recorded in 20 normal control subjects and 24 patients with hypokalemia using computerized electrogastroenterography.

Results: The frequencies and amplitudes of the electroenterogram in patients with hypokalemia were significantly lower than those in the normal control subjects (P<0.

[Effect of power-frequency electromagnetic fields on stroke during rehabilitation].

Objective: To explore the effects and mechanism of power-frequency electromagnetic fields on lipoprotein metabolism and homodynamic during stroke rehabilitation.

Methods: One hundred fifteen patients with stroke were divided into 2 groups, 55 cases of them were treated by exposure to power-frequency electromagnetic fields, 60 cases were treated as control group. Barthel index and Functional Independence Measure (FIM) were used to evaluate rehabilitation outcome.

[Rehabilitation therapy in early stage following spinal cord injuries].

Objective: To investigate the effects of rehabilitation therapy in early stage following spinal cord injury on the patients' activities of daily living (ADL) and functional independence measure (FIM).

Methods: Ninety-two patients with spinal cord injuries were divided into early rehabilitation group (n=48) and control group (n=44) according to the timing of the rehabilitation therapy. Rehabilitation assessment of the patients with Barthel index and FIM was carried out before and 6 months after the rehabilitation therapy respectively for comparison.