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临床试验/NCT00262366
NCT00262366已完成不适用

Titration Efficacy of Automatic CPAP Versus Fixed CPAP, Following a Prediction Formula in Patients With OSAS

University Hospital, Ghent2 个研究点 分布在 1 个国家目标入组 45 人开始时间: 2005年5月最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
入组人数
45
试验地点
2
主要终点
Respiratory control expressed by residual number of obstructive and central apneas, hypopneas and snoring

研究概览

简要总结

Comparison of automatic CPAP with fixed CPAP in patients with OSAS

详细描述

The polysomnography is divided into two parts, randomly assigned:

  • in one part, the patient uses the automatic CPAP device in titration mode
  • in the other part, the patient uses the CPAP device, in fixed mode according to the prediction formula

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Crossover
主要目的
Treatment
盲法
Double

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Patients with proven Obstructive Sleep Apnea Syndrome
  • Apnea-hypopnea-index > 20/h
  • Awaking index > 30/h

排除标准

  • Severe nasal obstruction
  • Hypoventilation
  • Excessive sleep fragmentation caused by non-respiratory factors
  • COPD (FEV1/FVC < 65%)
  • CPAP compliance < 3h per night
  • Insufficient sleep time (< 2h TST) during one of both parts of the split night CPAP-titration
  • Patients needing > 16 mbar CPAP pressures

结局指标

主要结局

Respiratory control expressed by residual number of obstructive and central apneas, hypopneas and snoring

Arousal index

Pressure profile Auto-CPAP (P50, P95 en Pmax)

All outcomes are measured during polysomnography

次要结局

  • Pressure adaptation during polysomnography according to body position and sleep stage, pressure variability
  • Measurements of comfort, subjective evaluation by the patient by questionnaires immediately after polysomnography

研究者

申办方类型
Other

研究点 (2)

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