Table 4 The comparasions between groups of different age

From: Evaluation and clinical significance of the stomach age model for evaluating aging of the stomach-a multicenter study in China

Age		20-39		40-49		50-59		60-69		70-79		≥80
		N^*	P ^#	N	P	N	P	N	P	N	P	N	P
GroupA	Δage ≤ 0	8		25		75		79		53		12
GroupA	Δage > 0	2		6		27		29		7		6
GroupB	Δage ≤ 0	4	0.046	24	0.000	64	0.000	54	0.000	18	0.000	6	0.000
GroupB	Δage > 0	8		16		50		52		17		7
GroupC	Δage ≤ 0	2		7		7		11		8		1
	Δage > 0	4		24		67		126		68		33

^*N = number of patients.
^# P = P value.

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