The purposed of this study was to compare the kayak 500 m test validity with open water simulate-kayak test and kayak ergometer test. Then we purpose to validate the test-retest reliability of open water simulate-kayak test. 8 subjects (mean age 19.63±0.60 yrs, high 172.15±1.39 cm, weight: 67.10±2.51 kg) randomized to performed the kayak 500 m test, open water simulate-kayak test and kayak ergometer test. Pearson's product-moment correlation was used to compare the concurrent validity of open water simulate-kayak test and kayak ergomer test, and attempted to develop an equation for predicting kayak 500 m performance. Intraclass coefficient with one-way ANOVA model was used to determine the test-retest reliability of the open water simulate-kayak test. The results revealed that: (1) Concurrent validity of the peak force and blood lactate in kayak ergometer (r=63, .50) was higher than the open water simulate kayak test (r=-.39, .40, p<.05). The blood lactate in open water simulate-kayak test and kayak ergometer test was not significant. (2) Test-retest reliability of the blood lactate and peak force of the open water simulate-kayak test yielded comparable results (R=.55, .97). (3) According to stepwise regression equation of kayak 500 m performance (criterion) from the open water simulate-kayak test (500 m performance=-033X+200.85(X=heart rate), and open water simulate kayak test (500 m performance=-0.63X+156.85(X=peak force). It is concluded that using kayak ergometer test estimate kayak 500 m performance is as valid as open water simulate kayak test for elite kayak athlete.
The purposed of this study was to compare the kayak 500 m test validity with open water simulate-kayak test and kayak ergometer test. Then we purpose to validate the test-retest reliability of open water simulate-kayak test. 8 subjects (mean age 19.63±0.60 yrs, high 172.15±1.39 cm, weight: 67.10±2.51 kg) randomized to performed the kayak 500 m test, open water simulate-kayak test and kayak ergometer test. Pearson's product-moment correlation was used to compare the concurrent validity of open water simulate-kayak test and kayak ergomer test, and attempted to develop an equation for predicting kayak 500 m performance. Intraclass coefficient with one-way ANOVA model was used to determine the test-retest reliability of the open water simulate-kayak test. The results revealed that: (1) Concurrent validity of the peak force and blood lactate in kayak ergometer (r=63, .50) was higher than the open water simulate kayak test (r=-.39, .40, p<.05). The blood lactate in open water simulate-kayak test and kayak ergometer test was not significant. (2) Test-retest reliability of the blood lactate and peak force of the open water simulate-kayak test yielded comparable results (R=.55, .97). (3) According to stepwise regression equation of kayak 500 m performance (criterion) from the open water simulate-kayak test (500 m performance=-033X+200.85(X=heart rate), and open water simulate kayak test (500 m performance=-0.63X+156.85(X=peak force). It is concluded that using kayak ergometer test estimate kayak 500 m performance is as valid as open water simulate kayak test for elite kayak athlete.