This is the data used for the young elite swimmers study (Castillo-Aguilar et al. 2021). It contains records from 26 competitive swimmers from ages 10 to 16 on 5 different competitive time periods.
Format
This is a data.table object containing 27 variables and 130 rows
period: Factor. Time periods from two competitions.subject: Factor. Subject ID.sex: Factor. Subject's sex (Male of Female).age: Numeric. Subject's age in years.weight: Numeric. Weight in kilograms.height: Numeric. Heigh in centimeters.fat: Numeric. Body fat in percentage.bmi: Numeric. Body mass index.ffmi: Numeric. Fat free mass index.sp: Numeric. Systolic blood pressure in mmHg.dp: Numeric. Diastolic blood pressure in mmHg.map: Numeric. Mean arterial pressure in mmHg.pp: Numeric. Pulse pressure in mmHg.sdnn_pre: Numeric. SDNN (Time domain parameter) pre-wingate test.rmssd_pre: Numeric. RMSSD (Time domain parameter) pre-wingate test.vlf_pre: Numeric. VLF (Frequency domain parameter) pre-wingate test.lf_pre: Numeric. LF (Frequency domain parameter) pre-wingate test.hf_pre: Numeric. HF (Frequency domain parameter) pre-wingate test.sdnn_post: Numeric. SDNN (Time domain parameter) post-wingate test.rmssd_post: Numeric. RMSSD (Time domain parameter) post-wingate test.vlf_post: Numeric. VLF (Frequency domain parameter) post-wingate test.lf_post: Numeric. LF (Frequency domain parameter) post-wingate test.hf_post: Numeric. HF (Frequency domain parameter) post-wingate test.power_peak: Numeric. Peak power output in Watts.power_mean: Numeric. Mean power output in Watts.power_min: Numeric. Minimum power output in Watts.fatigue: Numeric. Fatigue index in percentage.