Lyu 2014.
Methods | RCT (parallel) Recruitment took place between January 2012 and April 2014 |
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Participants | Country: China 93 people with mild dementia (AD; CDR score 0.5 or 1.0) staying in a hospital for older adults. Experimental group: 32 participants; control group 1: 31 participants; control group 2: 30 participants Mean age: experimental group: 68.8 (SD 7.0) years; control group 1: 70.4 (SD 8.4) years; control group 2: 69.9 (SD 7.84) years Women: experimental group: 69%; control group 1: 68%; control group 2: 70% |
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Interventions | Experimental group: active music therapy group that included singing lyrics provided by a music therapist. Sessions were daily for 30 minutes for 3 months. Control group 1: "lyrics control group" where the same lyrics were read without music, supervised by the music therapist (daily 30 minutes for 3 months) Control group 2: "blank control group" which represented usual care |
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Outcomes | Cognition (overall cognitive functioning, verbal fluency, auditory verbal learning)
Overall behavioural problems
Long‐term outcomes were assessed 3 months after treatment ended |
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Notes | No information reported about funding | |
Risk of bias | ||
Bias | Authors' judgement | Support for judgement |
Random sequence generation (selection bias) | Low risk | Generated the random sequence by the random number table |
Allocation concealment (selection bias) | Unclear risk | Not reported |
Blinding of participants and personnel (performance bias) All outcomes | High risk | |
Blinding of outcome assessment (detection bias) All outcomes | Unclear risk | Not reported |
Incomplete outcome data (attrition bias) All outcomes | Low risk | No missing data |
Selective reporting (reporting bias) | Unclear risk | There was no protocol published in a peer‐reviewed journal and it was not registered in any clinical trial registration platform. |
Other bias | Low risk |