Table 1. Characterisation of 3D liver spheroids in the presence and absence of agarose.

HepG2 cells	No Agarose		Agarose
	Day 7	Day 10	Day 7	Day 10
% Viability (95% CI)	73.5% (90.07–56.03)	60.09% (93.99–26.20)	89.98% (102.03–77.95)	79.6% (102.42–56.82)
Albumin per spheroid (ng/µl) (95% CI)	167.63 (172.72–162.54)	169.95 (177.10–162.81)	167.39 (168.56–166.24)	166.92 (167.58–166.26)
Urea per spheroid (ng/µl) (95% CI)	0.80 (1.00–0.59)	1.04 (1.46–0.62)	0.77 (0.86–0.68)	0.76 (0.84–0.68)

CI, confidence interval.