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Table 5 Search strategy used in CINAHL

From: Cognitive improvement effects of electro-acupuncture for the treatment of MCI compared with Western medications: a systematic review and Meta-analysis

No

Search items

1

TI MCI OR AB MCI

2

TI “cognit* impair*” OR AB “cognit* impair*”

3

TI “cognit* declin*” OR AB “cognit* declin*”

4

TI “cognit* deficit*” OR AB “cognit* deficit*”

5

TI “cognit* disturb*” OR AB “cognit* disturb*”

6

TI “cognit* defect*” OR AB “cognit* defect*”

7

MH “Cognition Disorders”

8

TI ““memory impairment”” OR AB ““memory impairment””

9

TI ((“CDR 0.5” or “clinical dementia rating scale 0.5”)) OR AB ((“CDR 0.5” or “clinical dementia rating scale 0.5”))

10

TI dement* OR AB dement*

11

TI “mild neurocognit* disorder*” OR AB “mild neurocognit* disorder*”

12

TI (SMC or ‘subjective memory complaints’) OR AB (SMC or ‘subjective memory complaints’)

13

OR 1–12

14

TI electroacupuncture OR AB electroacupuncture

15

TI electro-acupuncture OR AB electro-acupuncture

16

OR 14–15

17

#13 AND #16