A Randomized Controlled Trial of the Effects of Mahjong and Tai Chi on the Cognitive Functioning of Older Persons with Cognitive Impairment

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR-TRC-09000374

Enrollment

Unknown

Registered

2009-04-15

Start date

2009-04-16

Completion date

Unknown

Last updated

2017-04-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Nil

Interventions

Group C:Mahjong cum Tai Chi, 3 times a week.

Group D:Mahjong cum Tai Chi, 3 times a week.

Group A:Mahjong, 3 times a week

Group B:Tai Chi, 3 times a week

Eligibility

Sex/Gender

Male

Age

60 Years to No maximum

Inclusion criteria

Inclusion criteria: (a) MMSE =9 and =24. (b) Knowledge of mahjong game.

Exclusion criteria

Exclusion criteria: (a) Medical or physical contraindication to exercise and to play mahjong. (b) No involvement in mahjong or regular physical exercise in the past three months.

Design outcomes

Primary

Measure	Time frame
Activities of daily living;Balance & gait;Blood glucose;Pulmonary function (peak flow);Depression (Geriatric Depression Scale);Cognitive functioning (MMSE, verbal & digit memory);Cardiovascular functions (cholesterol, triglycerid);	—

Secondary

Measure	Time frame
Fear of falling;Blood glucose;Activities of daily living;Dementia severity (Clinical Dementia Rating);	—

Contacts

Public ContactSheung-Tak Cheng

tak.cheng@cityu.edu.hk+852 2788 8745

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026