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Table 1 Characteristics of included records

From: Outcomes measures in a decade of dementia and mild cognitive impairment trials

 

n (%)

Source

 Peer-reviewed publications

630 (78)

 Unpublished

128 (16)

 Conference abstracts

47 (6)

Intervention

 

 Pharmacological

487 (60)

 Non-pharmacological

311 (39)

 Both

7 (1)

Registration/publication

 2004

40 (5)

 2005

54 (7)

 2006

68 (8)

 2007

79 (10)

 2008

99 (12)

 2009

125 (16)

 2010

68 (8)

 2011

96 (12)

 2012

59 (7)

 2013

80 (10)

 2014

33 (4)

 2015a

4 (0.5)

Region

 Asia

133 (17)

 Australasia

27 (3)

 Europe

249 (31)

 Internationalb

46 (6)

 Middle East

11 (1)

 North America

231 (29)

 Russia

13 (2)

 South America

16 (2)

 Unclear

79 (10)

Dementia subtype

 Alzheimer’s disease

398 (49)

 Dementia (unspecified)

158 (20)

 Dementia and mild cognitive impairment

30 (4)

 Frontotemporal dementia

11 (1)

 Mild cognitive impairment

123 (15)

 Mixedc

39 (5)

 Parkinson’s disease dementia/dementia with Lewy bodies

22 (3)

 Vascular dementia

24 (3)

Journal of publication (n = 630)

 Old age psychiatry & dementia

195 (31)

 Geriatric medicine & gerontology

110 (17)

 Neurology & neuroscience

95 (15)

 General medicine

47 (7)

 Pharmacology

44 (7)

 Complementary & alternative medicine

27 (4)

 Psychiatry

22 (3)

 Rehabilitation

20 (3)

 Nursing

18 (3)

 Nutrition

9 (1)

 Psychology

8 (1)

 Other

35 (6)

  1. All percentages are rounded to nearest whole number
  2. aDenotes study published in 2015 but registered in period of interest
  3. bInternational defined as study sites in more than two regions
  4. cStudy included those with more than one specific dementia subtype