Table 1Effect of PSD on body weight and weight change of rats (mean±SE, n=10)
Control
PSD
LP
Significance
Starting weight (g)
172.6±2.9
172.1±3.1
173.3±2.6
NS
Day 1 (g)
178.1±3.3
168.2±3.4
175.8±2.8
NS
Day 2 (g)
185.9±4.2
163.9±4.1
177.9±3.2
F=8.4, p<0.001
Day 3 (g)
193.4±4.4
162.7±4.2
178.1±3.1
F=14.7, p<0.001
Day 4 (g)
199.1±5.0
163.9±3.8
180.8±4.2
F=16.4, p<0.001
Day 5 (g)
208.3±5.4
164.4±3.8
183.8±4.2
F=21.8, p<0.001
Weight change (g)
34.4±3.1
−16.8±2.5
10.8±4.3
F=55.0, p<0.001
Statistically significant differences were determined by one-way analysis of variance and calculation of least significant difference (p<0.05). Body weight changes in the 3 groups were significantly different from one another.