Table 1: Demographics of participants and spouses, mean (SE), %.

ParticipantsSpouses
ALONETOGETHERALONETOGETHER

Age51.2 (1.00)50.73 (1.22)52.49 (1.08)50.72 (1.20)
Gender
(% female)
72.10%71.90%27.90%28.10%
Ethnicity
(% Caucasian)
89.70%98.40%89.70%93.80%
BMI 35.70 (0.70)36.38 (0.77)32.58 (0.62)32.46 (0.71)