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Table 2 Weighted prevalence of cognitive enhancing supplement and medication use

From: Cognitive enhancing supplements and medications in United States Resident Physicians

Β 

Prevalence (N = 296)

Supplements

%

95% CI

Noopept

0.8%

(0.3%, 1.9%)

Racetams

3.3%

(1.9%, 5.1%)

Ashwagandah

3.8%

(2.3%, 5.7%)

Bacopa monnieri

0.5%

(0.1%, 1.3%)

Caffeine

78.4%

(74.7%, 81.9%)

Creatine

8.9%

(6.6%, 11.7%)

Ginkgo biloba

1.6%

(0.7%, 2.9%)

Lion’s Mane Mushroom

5.3%

(3.5%, 7.5%)

L-theanine

3.4%

(2.1%, 5.2%)

Magnesium

3.8%

(2.4%, 5.8%)

Omega-3 fatty acids

9.9%

(7.5%, 12.8%)

Panax ginseng

1.2%

(0.5%, 2.5%)

Rhodiola rosea

1.6%

(0.8%, 3.0%)

Other

4.7%

(3.0%, 6.8%)

Medications

Β Β 

Amphetamine

19.2%

(15.9%, 22.9%)

Methylphenidate

6.3%

(4.4%, 8.7%)

Modafinil

11.1%

(8.5%, 14.0%)

Cholinesterase inhibitor

0.3%

(0.1%, 1.1%)

Glutamate regulator

0.00%

/

Cholinesterase inhibitor + glutamate regulator

0.00%

/

  1. Note: β€˜/’ is missing value