Sex differences in clinical cognitive impairment with Lewy bodies: a Chinese multicenter study

Table 3 The education- and number of core features-specific sex ratios in patients with MCI-LB, DLB, PD-MCI and PDD

		MCI-LB (n = 74)		DLB (n = 533)		PD-MCI (n = 118)		PDD (n = 313)		χ²	Cramer's V	P-value
		Num	Pro. (%)	Num	Pro. (%)	Num	Pro. (%)	Num	Pro. (%)
Education years										80.79	0.28	0.000
0 year	Men	1	4.55	7	13.73	1	100.00	8	24.24
	Women	21	95.45	44	86.27	0	0.00	25	75.76
1–6 years	Men	3	15.79	55	47.83	12	70.59	34	48.57
	Women	16	84.21	60	52.17	5	29.41	36	51.43
≥ 7 years	Men	22	66.67	187	50.95	62	62.00	122	58.10
	Women	11	33.33	180	49.05	38	38.00	88	41.90
Num. of core features										42.14	0.20	0.000
One	Men	10	30.30	24	47.06	9	56.25	14	58.33
	Women	23	69.70	27	52.94	7	43.75	10	41.67
Two	Men	9	31.03	97	43.11	50	63.29	54	68.35
	Women	20	68.97	128	56.89	29	36.71	25	31.65
Three	Men	7	58.33	81	49.69	14	66.67	80	42.55
	Women	5	41.67	82	50.31	7	33.33	108	57.45
Four	Men	0	0.00	47	50.00	2	100.00	16	72.73
	Women	0	0.00	47	50.00	0	0.00	6	27.27

Bold means that the significant P values
MCI-LB mild cognitive impairment with Lewy bodies, DLB dementia with Lewy bodies, PD-MCI Parkinson’s disease with mild cognitive impairment, PDD Parkinson’s disease dementia, Num. number of patients, Pro. proportion

ISSN: 2042-6410