Week Living
arrangement
Weight loss
(kg)
95% CI
(kg)
P-value
(difference)
P-value
(living arrangement)
1 Cohabiting 3.29 3; 3.59 0.00 0.41
Living alone 3.62 2.9; 4.34 0.00
3 Cohabiting 3.38 3.04; 3.73 0.00 0.03a
Single 4.46 3.55; 5.36 0.00
8 Cohabiting 2.67 2.2; 3.14 0.00 0.2
Living alone 3.39 2.4; 4.37 0.00

aStatistically significant at level P < 0.05 (chi-square test).
CI = confidence interval.