Table 1. Participant demographic characteristics.

	Prepackaged Regular Entrée (n = 67)	Prepackaged Entrée Higher Protein (n = 71)	Standard Self-Selected Diet (n = 45)	Total Sample (N = 183)
Sex, %
Female	56.7	54.9	64.4	57.9
Male	43.3	45.1	35.6	42.1
Age, years
Mean (SEM)	46.9 (1.2)	46.4 (1.3)	46.5 (1.5)	46.6 (0.8)
Ethnicity, %
Non-Hispanic white	53.7	53.5	48.9	52.5
Hispanic	19.4	21.1	26.7	21.9
African American	10.5	5.6	17.8	10.3
Asian American	9.0	9.9	0	7.1
Mixed/other	7.4	9.9	6.7	8.2
Education, years
Mean (SEM)	15.4 (0.3)	16.3 (0.3)	16.1 (0.4)	15.9 (0.2)

SEM = standard error of mean.