Confounding by indication in non-experimental evaluation of vaccine effectiveness: the example of prevention of influenza complications

E Hak, TJM Verheij, DE Grobbee, KL Nichol… - … of Epidemiology & …, 2002 - jech.bmj.com
Randomised allocation of vaccine or placebo is the preferred method to assess the effects of
the vaccine on clinical outcomes relevant to the individual patient. In the absence of phase …

Determinants associated with veterinary antimicrobial prescribing in farm animals in the Netherlands: a qualitative study

DC Speksnijder, ADC Jaarsma… - Zoonoses and public …, 2015 - Wiley Online Library
Antimicrobial use in farm animals might contribute to the development of antimicrobial
resistance in humans and animals, and there is an urgent need to reduce antimicrobial use in …

Which determinants should be targeted to increase influenza vaccination uptake among health care workers in nursing homes?

I Looijmans-Van Den Akker, JJM Van Delden… - Vaccine, 2009 - Elsevier
Although health care workers (HCWs) have been recommended to be immunized against
influenza, vaccine uptake remains low. So far, research on determinants of influenza …

Erectile dysfunction in primary care: prevalence and patient characteristics. The ENIGMA study

BJ De Boer, ML Bots… - International Journal of …, 2004 - nature.com
The availability of adequate treatment for erectile dysfunction (ED) triggers studies into the
prevalence of ED in the general population. Yet, previous studies showed different …

Opinions of veterinarians on antimicrobial use in farm animals in Flanders and the Netherlands

M Postma, DC Speksnijder, ADC Jaarsma… - Veterinary …, 2016 - Wiley Online Library
Veterinarians play an important role in the reduction of antimicrobial use in farm animals.
This study aims to quantify opinions of veterinarians from the Netherlands and Flanders …

Effects of a multi-faceted program to increase influenza vaccine uptake among health care workers in nursing homes: A cluster randomised controlled trial

I Looijmans-Van Den Akker, JJM Van Delden… - Vaccine, 2010 - Elsevier
Despite the recommendation of the Dutch association of nursing home physicians (NVVA)
to be immunized against influenza, vaccine uptake among HCWs in nursing homes remains …

Clinical effectiveness of conventional influenza vaccination in asthmatic children

AJ Smits, E Hak, WAB Stalman… - Epidemiology & …, 2002 - cambridge.org
Influenza immunization rates among young asthmatics remain unsatisfactory due to persistent
concern about the impact of influenza and the benefits of the vaccine. We assessed the …

The prevalence of bother, acceptance, and need for help in men with erectile dysfunction

BJ De Boer, ML Bots… - The journal of sexual …, 2005 - academic.oup.com
Introduction Apart from knowledge on the prevalence of erectile dysfunction (ED), for clinical
reasons it is important to obtain information on concern or bother and need for help. …

Acute bronchitis: general practitioners' views regarding diagnosis and treatment

TJM VERHEIJ, J Hermans, AA Kaptein, D Wijkel… - Family …, 1990 - academic.oup.com
A survey was conducted among 800 Dutch general practitioners to establish their views on
the diagnosis and treatment of bronchitis and related disorders with reference to 12 …

Prognostic factors for influenza-associated hospitalization and death during an epidemic

E Hak, TJM Verheij, GA Van Essen… - Epidemiology & …, 2001 - cambridge.org
To predict which patients with current high-risk disease in the community may benefit most
from additional preventive or therapeutic measures for influenza, we determined prognostic …