Skip to main content

Table 3 The second quality items

From: Impact of 2, 3, 5, 4′-tetrahydroxystilbene-2-O-β-D-glucoside on cognitive deficits in animal models of Alzheimer’s disease: a systematic review

Study Quality:

Zhang et al. 2006 [17]

Zhou et al. 2012 [13]

Zhang et al. 2006 [27]

Xing et al. 2006 [28]

Xie et al. 2005 [29]

Chu et al. 2005 [30]

Huang et al. 2008 [31]

Huang et al. 2008 [32]

Liu et al. 2012 [33]

Chu et al. 2004 [34]

Ye et al. 2003 [35]

Ye et al. 2005 [36]

Wang et al. 2007 [12]

Luo et al. 2009 [15]

Hou et al. 2011 [40]

Luo et al. 2010 [37]

Zhao et al. 2004 [38]

Luo et al. 2012 [39]

Research question specified and clear?

Outcome measures relevant for AD research

Are the characteristics of study population clear?

                  

Species

Background/generation

Sex (and distribution)

N

N

Age

N

N

N

N

N

N

Presence and correct control group?

Where the groups similar at baseline (if not randomized think of weight and sex etc.)?

N

N

?

Is the experiment randomized?

N

N

Kind of supplement mentioned (TSG)?

Age when supplementation started mentioned?

N

N

N

N

N

N

Duration of supplementation clear and specified?

Amount of TSG mentioned

Administration route specified

Is the timing of the supplementation during the day specified and similar in both groups?

Methods used for outcome assessment the same in both groups ?

Drop outs described for each group separately?

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

Blinded outcome assessment?

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

Was the outcome assessment randomized across the groups?

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

Total number of animals included in statistical analyses clear?

Age of sacrificing animals mentioned?

N

N

N

N

N

N

N

Quality score (items√)

19

15

18

18

16

17

16

17

16

19

15

18

18

15

15

15

15

18