Table 1.
Correlation analysis (Spearman’s rho index) of the features of the menstrual cycle, anthropometric parameters and characteristics of swimming training in the group of female competitors.
| Menstrual Cycle Disorders | Age of Menarche Appearance | Total of PMS Symptoms Exprienced | Total of PMS Symptoms Alleviated by Swimming | Pain Felt during Menstrual Bleeding according to the Criterion: No Pain. Pain Felt at the Beginning of Bleeding. Pain Felt throughout the Bleeding | Pain Felt during Menstrual Bleeding Assessed Using the Numeric Rating Scale (0–10) | Influence of Swimming Training Undertaken during Menstrual Bleeding on the Degree of Pain Related to Menstruation | |
|---|---|---|---|---|---|---|---|
| Age [years] | −0.02 | 0.12 | −0.12 | −0.31 * | 0.06 | 0.23 | 0.16 |
| Height [cm] | −0.04 | 0.08 | 0.05 | 0.07 | 0.06 | 0.09 | 0.19 |
| Body weight [kg] | −0.27 * | −0.04 | 0.05 | −0.06 | −0.13 | 0.09 | 0.07 |
| BMI [kg/m2] | −0.32 ** | −0.16 | 0.09 | −0.09 | −0.24 | 0.10 | −0.02 |
| Years of swimming training | −0.16 | −0.08 | −0.05 | −0.26 * | 0.09 | 0.13 | 0.24 |
| Number of trainings per week | −0.16 | 0.17 | −0.06 | 0.02 | 0.21 | −0.07 | −0.16 |
| The duration of a single swimming training session | 0.06 | 0.08 | 0.10 | 0.01 | 0.10 | −0.02 | 0.16 |
| Number of swimming hours per week | 0.13 | −0.05 | 0.00 | −0.02 | 0.00 | −0.02 | 0.17 |
| The number of kilometers swam during one training session | 0.11 | 0.07 | 0.11 | 0.03 | 0.00 | −0.03 | 0.06 |
| Subjective assessment of the experienced effort according to the Borg scale | 0.06 | −0.01 | 0.13 | 0.11 | 0.16 | 0.14 | 0.19 |
* p < 0.05; ** p < 0.01.