These measures have been additionally linked to small enhancements in stress, wellbeing, and vitality ranges at work, though the researchers stress that these enhancements weren’t clinically significant.
Well being Dangers of Sedentary Life-style
A rising physique of proof signifies that sedentary existence are related to larger ranges of power illness, together with coronary heart ailments, kind 2 diabetes, and a few cancers, and better charges of melancholy and nervousness.
Workplace-based staff are one of the crucial sedentary populations, spending 73% of their workday and 66% of their waking day sitting, however research methods to scale back sitting within the office have been deemed low high quality.
To deal with these analysis gaps, a crew of researchers based mostly within the UK, with collaborators in Australia got down to consider the influence of SMART Work & Life (SWAL), an intervention designed to cut back sitting time and improve transferring time at work, with and with no standing desk, delivered by office champions.
The trial concerned 756 workplace staff from two councils in Leicester, three in Higher Manchester, and one in Liverpool. Members have been randomly assigned to the SWAL intervention, the SWAL intervention with a standing desk, or a management group (working as common) over a 12 month interval.
The common age of contributors was 45, of which 72% have been girls, 75% have been white British, and 85% labored full time. Common physique mass index (BMI) at the beginning of the research was 26.5.
The SWAL intervention group got a spread of sources to assist them scale back their sitting time, and spotlight the well being dangers of an excessive amount of sitting.
Workplaces have been additionally inspired to make small modifications across the workplace to allow extra motion, akin to relocating printers and waste paper bins and creating standing areas for conferences.
The SWAL plus desk group additionally obtained a peak adjustable desk to encourage much less sitting time. The management group carried on working as common.
Staff’ sitting time was measured utilizing a tool (accelerometer) worn on the thigh at the beginning of the research and once more at 12 months.
Each day bodily exercise ranges, and self-reported suggestions about work, bodily and psychological well being have been additionally recorded.
The SWAL intervention plus standing desk was thrice simpler at lowering sitting time than the SWAL intervention alone.
For instance, at 12 months, each day sitting time for the SWAL group, and the SWAL plus standing desk have been, respectively, 22 minutes and 64 per day minutes decrease on common than the management group.
Small, however non-clinically significant enhancements in stress, wellbeing, and a way of work-related vigor have been discovered for each intervention teams in contrast with the management group at three and 12 months, in addition to decrease limb ache (hips, knees and ankles) within the SWAL plus desk group.
Though time spent sitting was decrease in each intervention teams in contrast with the management group, the researchers notice that almost all contributors merely changed sitting with standing, and so they say additional work is required to encourage extra bodily exercise, significantly outdoors of working hours.
A randomized managed trial is taken into account probably the most dependable approach to decide whether or not an intervention truly has the specified impact, however the researchers do level to some limitations.
For instance, contributors have been conscious of the aim of the system measuring their motion, which might have impacted their habits. And contributors could have been selective of their responses to questionnaires – a phenomenon referred to as ‘reporting bias.’
Nevertheless, this was a big, well-designed trial that mimicked a realworld intervention, and outcomes have been related after additional sensitivity analyses, suggesting that they’re strong.
Additionally they level out that contributors have been chosen from three completely different areas in England, which bolsters the case for wider roll-out of the findings.
The right way to Deal with Sedentary Life-style at Work Place?
As such, the researchers say each SWAL and SWAL plus desk have been related to a discount in sitting time, though the addition of a peak adjustable desk was discovered to be threefold simpler.
And so they level to areas for future analysis, akin to exploring how individuals can greatest be supported to make modifications outdoors of labor and improve time spent transferring, throughout completely different employment sectors and for an extended time interval.
In a linked editorial, Professor Cindy Grey from the College of Glasgow says: “The findings are noteworthy because they come from a fully powered cluster randomized trial with objective measurement of sedentary behavior at three and 12 months.”
Nevertheless, she factors out that the transfer to extra residence based mostly and blended patterns of working after the COVID-19 pandemic is more likely to improve workforce sedentariness. Due to this fact, she says “understanding how to optimize occupational interventions to support people to sit less and move more around their home during both work and non-working hours is essential.”
1. Effectiveness of an intervention for lowering sitting time and enhancing well being in workplace staff: three arm cluster randomized managed trial – (https:doi.org/10.1136/bmj-2021-069288)