Table 3.

Percent urinary excretion of each oral sugar probe for each collection period over 24h.

Mannitol	0-5 hour	5-12 hour	12-24 hour	0-24 hour
Mean ± SD	15.6 ± 0.8	6.03 ± 0.96	6.4 ± 1.3	28.9 ± 1.3
% Total (cumulative)	61.5%	20% (81.5%)	18.5%	100
Sucralose
Mean ± SE	0.5 ± 0.8	0.51 ± 0.13	0.3 ± 0.04	1.23 ± 0.14
% Total (cumulative)	35.9%	29.7% (65.6%)	34.4%	100%
Lactulose
Mean ± SE	0.95 ± 0.6	1.1 ± 0.19	1.4 ± 0.1	3.11 ± 0.2
% Total (cumulative)	29.3%	26.8% (56.1%)	43.9%	100%
Sucrose
Mean ± SE	0.5 ± 0.15	0.50. ± 0.08	0.8 ± 0.7	1.82 ± 0.17
% Total	29.6%	27.4% (57%)	43%	100%
Lactulose /Mannitol Ratio
Mean ± SE	0.065 ± 0.05	0.25 ± 0.03	0.534 ± 0.11	0.124 ± 0.010
Sucralose/Lactulose Ratio
Mean ± SE	0.53 ± 0.10	0.54 ± 0.13	0.36 ± 0.06	0.49 ± 0.08