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BACKGROUND The combined use of wrist actigraphic assessment and self assessment of sleep in the screening of obstructive sleep apnoea syndrome was evaluated in a community based sample. METHODS One hundred and sixteen community based subjects clinically suspected of having obstructive sleep apnoea (syndrome) were evaluated by means of simultaneous(More)
We studied the prevalence and short-term natural course of chronic frequent headache (CFH) in the general population and identified risk factors. In the Netherlands everyone is registered at a single general practice. We sent questionnaires to all persons (n = 21 440) aged 25-55 years, registered at 16 general practices. We compared the characteristics of(More)
We studied the nature and extent of comorbidity of chronic frequent headache (CFH) in the general population and the influence of CFH and comorbidity on quality of life. Subjects with CFH (headache on >14 days/month) were identified in a general health survey. We sent a second questionnaire including questions on comorbidity and quality of life to subjects(More)
BACKGROUND The majority of patients with lower respiratory tract infections (LRTIs) are treated with antibiotics; some of them are unnecessary because of a viral cause. Information on prediction of the aetiology, especially in a general practice setting, is missing. AIM To differentiate between viral and bacterial LRTI on simple clinical criteria, easily(More)
BACKGROUND There are few investigations into the aetiology of lower respiratory tract infections (LRTIs) in general practice. AIM To describe the aetiology of LRTI among adult patients in general practice in The Netherlands. DESIGN OF STUDY Prospective observational study. SETTING General practices in the Leiden region, The Netherlands. METHOD Adult(More)
BACKGROUND Prediction rules based on clinical information have been developed to support the diagnosis of pneumonia and help limit the use of expensive diagnostic tests. However, these prediction rules need to be validated in the primary care setting. METHODS Adults who met our definition of lower respiratory tract infection (LRTI) were recruited for a(More)
Inhaled steroid therapy is the most important treatment in the management of chronic asthma and currently twice-daily administration is recommended in mild to moderate asthma. Compliance is often a problem in asymptomatic patients and may lead to reduced disease control. Our aim was to investigate whether budesonide 0.2 mg once daily administered via the(More)
OBJECTIVE General practitioners and pharmacists do not properly educate their patients about the disadvantages of benzodiazepines. In order to increase and improve education, this study will investigate which psychological factors (i.e., beliefs, outcome expectation, social norm and self-efficacy) predict the intention to educate. METHODS A(More)
INTRODUCTION A population-based observational study was used to assess the prevalence, demographics, risk factors, and costs of triptan overuse, defined as more than 30 (International Headache Society criteria) or 54 (stringent criteria) defined daily doses per 3 months. METHODS Analysis of the Dutch Health Care Insurance Board Database for 2005, which(More)