HUBUNGAN PERILAKU MEROKOK DENGAN KETAHANAN KARDIORESPIRASI SISWA SMK N 1 PADANG

There are many factors correlate with cardiorespiratory endurance of the teenagers, one of them is smoking behavior. Smoking behavior in teenagers will affect the physical fitness, especially for the cardiorespiratory endurance because the effect of the substances contained on it. This study aims to find out the correlation between smoking behavior with the cardiorespiratory endurance of the teenagers. This research is an analytical research with cross-sectional study design. This study has been done for the students of Vocational Senior High School 1 Padang with the total samples are 111 peoples. The data of this research was collected by questionnaire and cardiorespiratory endurance’s test. This study used chi-square test for the statistical analyze. The result of this research found that most of the smoker students of SMK N 1 Padang have a low cardiorespiratory endurance, the percentage is 55,1% and 40,5% from the non-smoker students have a good enough cardiorespiratory endurance. The chi-square test analyze conclude that there was a significant relation between smoking behavior with the cardiorespiratory endurance (p