borderline significancep = 0.13
Among the continuous clinical parameters, only serum potassium had a significant negative correlation with the sleep score (r = −0.34, p = 0.01), whereas serum phosphorus and PTH had inverse associations with borderline significance with sleep score (r = −0.22, p = 0.13 and r = −0.26, p = 0.07, respectively). 4.