BMJ QUALITY & SAFETY Contents April 2015 Volume 24 Issue 4 Editorials 272 Application of a trigger tool in near real time to inform quality improvement activities: a prospective study in a general medicine ward B M Wong, S Dyal, E E Etchells, 239 Electronic health records and patient safety: should we be discouraged? T H Payne S Knowles, L Gerard, A Diamantouros, R Mehta, B Liu, G R Baker, K G Shojania 241 Nurse staffing matters: now what? A Sales 244 The future of measuring patient safety: prospective clinical surveillance E J Thomas Narrative review 282 Alarm system management: evidence-based guidance encouraging direct measurement of informativeness to improve alarm response Viewpoint 246 ‘The problem with. . .’: a new series on problematic improvements and problematic problems in healthcare quality and patient safety M F Rayo, S D Moffatt-Bruce Correspondence K G Shojania, K Catchpole 288 Real-time information on preventable death provided by email from frontline intensivists: results in high response rates with useful information L M Dijkema, 250 Human factors and ergonomics and quality improvement science: integrating approaches for safety in healthcare S Hignett, E L Jones, D Miller, L Wolf, OPEN ACCESS F Keus, W Dieperink, I C C van der Horst, J G Zijlstra C Modi, M W Shahzad, P Buckle, J Banerjee, K Catchpole 288 Working smarter, not harder R Iedema Original research 255 The quality of hospital work environments and missed nursing care is linked to heart failure readmissions: a cross-sectional study of US hospitals J M B Carthon, K B Lasater, D M Sloane, A Kutney-Lee 264 Computerised physician order entry-related medication errors: analysis of reported errors and vulnerability testing of current systems G D Schiff, OPEN ACCESS M G Amato, T Eguale, J J Boehne, A Wright, R Koppel, A H Rashidee, R B Elson, D L Whitney, T-T Thach, D W Bates, A C Seger 289 Response to: ‘working smarter, not harder’ by Professor Iedema C W Hayes, P B Batalden, D Goldmann 290 ‘Driven to distraction’ and driving for excellence in ward round practice P Pucher, R Aggarwal 291 Response to: ‘Driven to distraction and driving for excellence in ward round practice’ by Pucher and Aggarwal I Thomas, L Nicol, L Regan, J Cleland, D Maliepaard, L Clark, K Walker, J Duncan This article has been chosen by the Editor to be of special interest or importance and is freely available online. OPEN ACCESS This article has been made freely available online under the BMJ Journals Open Access scheme. See http://qualitysafety.bmj.com/site/about/ guidelines.xhtml#open This journal is a member of and subscribes to the principles of the Committee on Publication Ethics www.publicationethics.org.uk Receive regular table of contents by email. Register using this QR code. National Patient Safety Foundation® BMJ Quality & Safety is co-owned by the Health Foundation and is an official journal of the National Patient Safety Foundation qualitysafety.bmj.com