Schedule delays commonly occur in construction projects and often result in delay and low productivity. Several studies have proposed different schedule delay analysis methodologies. By using asplanned and as-built schedules most studies have concentrated on calculating and identifying the delay events on project but have neglected the low productivity. Loss in productivity, which is a primary ...

OBJECTIVE Growing evidence demonstrates a relationship between excess health risk and preventable productivity loss. There is a need to quantify how much lost productivity is avoidable through employer-sponsored health management interventions. This study introduced the Normal Impairment Factor (NIF) to recognize the amount of productivity loss that cannot be mitigated through health management...

Objectives: To determine and compare the impact of rheumatoid arthritis (RA), ankylosing spondylitis (AS), and psoriasis on work productivity, to calculate the productivity costs (PC), and to map out factors that influence (functional status and disease activity) work productivity. Methods: The Work Productivity and Activity Impairment questionnaire was used to evaluate productivity losses of p...

PURPOSE The aim of this study was to assess whether organizational justice lowers productivity loss and sickness absence, and whether there are reverse effects of productivity loss and sickness absence on organizational justice. METHOD A longitudinal study with 2 years of follow-up was conducted among employed persons aged 45-64 years from the Study on Transitions in Employment, Ability and M...

BACKGROUND AND AIMS Evidence on indirect cost of Crohn's disease (CD) is available but typically provides information on the loss of productivity at paid work of patients. In the present study, the quality of life and indirect costs of CD patients were assessed (overall and by disease severity). METHODS A self-report questionnaire-based study among adult Polish patients with CD was performed....

This study at a major financial services corporation sought to investigate the association of arthritis with on-the-job productivity, also termed "presenteeism." Using a modified version of the Work Limitations Questionnaire (WLQ) incorporated into a Health Risk Appraisal (HRA), 17,685 employees responded to the survey in 2002. Of the 16,651 respondents meeting inclusion criteria, 2,469 (14.8%)...

background: economic burden due to premature mortalities is significant both on health system and on the society as a whole. this study aimed to determine the productivity costs and years of potential life lost associated with five leading causes of death in iran from 2006 to 2010.   methods: data on mortality by sex and age-groups due to five main leading causes of death   (myocardial infarcti...

Of the several mechanisms that can bring about efficient resource use, the most widelyapplicable one is intercropping systems that can make better use of resources. The aim of thisstudy was to evaluate resource capture and resource use efficiency in transgenic cotton-peanutintercropping system and in their respective sole crops with using 25-50% substitution ofrecommended dose of nitrogen (RDN)...