We found a significant increase in QUICKI ( 0.025 0.01 , p = 0.004 ) , HOMA of beta cell function ( HOMA-B ; 11.8 12.17 , p = 0.001 ) and HDL-cholesterol ( 0.46 0.05 mmol/l , p = 0.03 ) in the calcium-vitamin D group compared with others .