| Study characteristics |
| Methods |
RCT, USA |
| Participants |
14 registered or licenced practical female nurses aged 49 years and older who were currently employed at an academic medical centre full‐time or part‐time in a staff nurse position that involved lifting patients. |
| Interventions |
1) Experimental: Tai Chi: onsite Tai Chi classes once a week and to practise on their own for 10 minutes each day at least four days per week for 15 weeks. Each Tai Chi class lasted 45 minutes, with 10 minutes of breathing exercises, followed by 30 minutes of Tai Chi practice, and ended with 5 minutes of visualisation and cool‐down exercises.
2) Control: o intervention |
| Outcomes |
Nursing Stress Scale, Perceived Stress Scale |
| Identification |
Not able to include in analysis due to missing data. |
| Notes |
|
| Risk of bias |
| Bias |
Authors' judgement |
Support for judgement |
| Random sequence generation (selection bias) |
Unclear risk |
Not reported. |
| Allocation concealment (selection bias) |
Unclear risk |
Not reported. |
| Blinding of participants and personnel (performance bias)
All outcomes |
High risk |
Participants not blinded. |
| Blinding of outcome assessment (detection bias)
All outcomes |
High risk |
Participants were not blinded whereas outcomes are self‐reported. |
| Incomplete outcome data (attrition bias)
All outcomes |
High risk |
3/14 participants dropped out. No imputation of data. |
| Selective reporting (reporting bias) |
Unclear risk |
Only change values were reported. |
| Other bias |
Low risk |
We did not find any indications of other sources of bias. |
