… Y Krul-Poel and M ter Wee performed the statistical analyses. Y Krul-Poel wrote the first
version of the manuscript and all authors revised the paper critically. Y Krul-Poel was …

This study reviewed the effect of biological agents on participation in paid work among
patients with rheumatoid arthritis (RA). A systematic literature search was performed to identify …

Background: Mobile devices such as smartphones and tablets have surged in popularity in
recent years, generating numerous possibilities for their use in health care as mobile health (…

OBJECTIVE Low vitamin D status has been associated with impaired glycemic control in
patients with type 2 diabetes. The purpose of our study was to evaluate the effect of vitamin D …

Objective We developed a smartphone application for patients with rheumatoid arthritis (RA)
that allows them to self‐monitor their disease activity in between clinic visits by answering a …

Objective To compare vitamin D status in women with PCOS versus fertile women and
subsequently evaluate the association between vitamin D status and metabolic disturbances in …

Background Recently, we documented the likely non-inferiority of Combinatietherapie Bij
Reumatoïde Artritis (COBRA)-light therapy (methotrexate increased to 25 mg/week with initial …

Non-invasive imaging of arthritis activity in rheumatoid arthritis (RA) patients using macrophage
PET holds promise for early diagnosis and therapeutic response monitoring. Previously …

Objectives How to perform an intention to treat (ITT) analysis when a patient has a baseline
value but no follow-up measurements is problematic. The purpose of this study was to …

… For all remaining patients a VAS general health score >10 mm (range 21–77) was the
failing criterion. There were no statistically significant differences in patient characteristics …