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. 2012 Apr;25(4):486–495. doi: 10.5713/ajas.2011.11325

Table 7.

The effect of dietary cation-anion difference on dry matter intake in postpartum period

Group		Week

		1	2	3	4	5	6	7	8	9
1		14.36^a	15.00^a	16.78	18.57^a	20.25^a	21.35	22.42^ab	23.11	23.61^a
2		14.30^a	14.43^b	16.35	18.25^b	19.47^b	20.88	21.96^b	22.86	23.10^b
3		13.18^b	14.91^a	16.76	18.65^a	19.93^ab	21.22	22.78^a	23.06	23.58^a
4		13.20^b	14.45^b	16.45	18.12^b	19.52^b	21.23	22.63^ab	23.06	23.00^b
SEM		0.16	0.12	0.14	0.08	0.18	0.20	0.24	0.12	0.14
Balance 1¹	−100	14.33^a	14.71	16.57	18.41	19.85	21.12	22.19^b	22.99	23.36
	+100	13.91^b	14.68	16.61	18.38	19.72	21.22	22.71^a	23.06	23.29
Balance 2²	+400	13.77	14.96^a	16.77^a	18.61^a	20.09^a	21.28	22.60	23.09	23.60^a
	+200	13.75	14.44^b	16.40^b	18.18^b	19.49^b	21.05	22.30	22.96	23.05^b
SEM		0.88	0.01	0.02	0.01	0.03	0.29	0.23	0.32	0.01

¹

Prepartum dietary cation-anion difference levels (−100 and +100 mEq/kg DM).

²

Postpartum dietary cation-anion difference levels (+400 and +200 mEq/kg DM).