( @ ) No significant between-group difference of age , gender , smoking , previous glucocorticoid use and hemoglobin level was found ; ( @ ) after @ d of PPI therapy , BMD T score in the controlled group was slightly increased compared with initial ( -@ versus -@ , p = @ ) , while there was no change in the supplemented group ( -@ versus -@ , p = @ ) ; ( @ ) during study termination , calcium level in the supplemented group was slightly higher than the controlled group ( @ mmol/L versus @ mmol/L , p = @ ) , while no significant differences of CTX ( @ pg/mL versus @ pg/mL , p = @ ) and ALP were found among these two groups ( @ U/L versus @ U/L , p = @ ) .