Ischa Kummeling

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BACKGROUND A high proportion (42.4%) of outpatients attending a psychiatric hospital appears to harbor expectations of secondary gain and hide this from their psychiatrists. This study investigated whether the prevalence of expectations of secondary gain could be replicated in a different sample, namely, a general hospital outpatient clinic attended by(More)
BACKGROUND A study to determine whether the expectation for secondary gain held by psychiatric outpatients was associated with therapy outcomes. METHODS The study was conducted at a Dutch psychiatric outpatient department. Our investigation set out to explore the expectation of obtaining secondary gain by directly asking the patient and clinician via(More)
BACKGROUND It is unknown whether food allergy (FA) in an unselected population is comparable to those from an outpatient clinic population. OBJECTIVE To discover if FA in a random sample from the Dutch community is comparable to that of outpatients. METHODS This study was part of the Europrevall-project. A random sample of 6600 adults received a(More)
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