Relationship between Insulin Levels and Nonpsychotic Dementia: A Systematic Review and Meta-Analysis

Table 3

Baseline characteristics of the subjects (abnormal insulin levels and HCs).

Names (events/MMSEs)	Age		Edu	Sex		Number		Ex		HC		value
	Ex	HC		Men	Women	Ex	HC	Mean	s.d.	Mean	s.d.
								Events		Events
Wen-qing Xia, 2016	59.5	56.2	10.3	32	38	38	32	28.8	1.1	29.1	1.2	H
Chin-Chou Huang, 2014	79	79	—	73941	68803	71433	71311	8572		4992		H
Rosebud O. Roberts, 2014	80	79	14	423	326	154	595	—	—	—	—
Mkaya Mwamburi, 2016 a	75	80	12	—	—	70	67	25.3	3.4	25.4	4.2
Mkaya Mwamburi, 2016 b	75	80	12	—	—	67	67	25.1	3.6	25.4	4.2
Mkaya Mwamburi, 2016 c	75	80	12	—	—	83	67	25.4	3.2	25.4	4.2
Heather Kenna, 2013	59	57	16	—	—	10	10	28.9	0.9	29.5	1.0	H
Yen-Chun Fan, 2017	53	53	—	27360	24220	10316	41246	413		825		H
Laura D. Baker, 2011	74	74	—	—	—	12	11	—	3.3	—	1.5	H
M.S. Beeri, 2008	—	—	—	111	137	124	124	—	—	—	—	H
Hannah Bruehl, 2009	59	60	15	42	46	41	47	—	—	—	—	---- H
Xiao-bing Zhou, 2012	73	73	—	252	280	162	370	81		66		H
Qiong-yu Zhang, 2012	62	62	9	—	—	81	103	25.34	4.72	23.42	5.50	H
Xiao-hong Zhao, 2009	65	65	—	—	—	31	71	17.46	9.51	10.19	6.09	H
Jun-yi Wu, 2013	71	71	—	93	48	60	81	38		25
Sheng Huang, 2015	65	65	—	49	51	58	42	41		18
Jill K. Morris, 2014	76	74	16	165	99	97	167	—		—		H

Note. Ex: experimental group; HC: healthy control group; HCs: healthy control subjects; Edu: average years of education of all participants; H: high insulin levels in patients in the experimental group; L: low insulin levels in patients in the experimental group.