Table 1 Correlations between Incontinence Severity Index score and possible risk factors for urinary incontinence in all participants, participants who have given birth or participants who have not given birth

Age (years)

τ = 0.179, p < 0.001

τ = 0.066, p = 0.246

τ = 0.094, p = 0.035

Number of births

τ = 0.227, p < 0.001

τ = 0.179, p = 0.005

N/A

Competition total (kg)

τ = 0.105, p = 0.002

τ = 0.046, p = 0.409

τ = 0.153, p < 0.001

Years strength training

τ = 0.052, p = 0.147

τ = − 0.019, p = 0.744

τ = 0.073, p = 0.113

Years powerlifting

τ = 0.041, p = 0.275

τ = − 0.002, p = 0.975

τ = 0.033, p = 0.486

BMI (kg/m²)

τ = − 0.089, p = 0.009

τ = − 0.043, p = 0.445

τ = − 0.126, p = 0.004