a positive trendp < 0.001
A positive trend was noted throughout the entire follow-up period in both study groups, it was more pronounced in the main group (χ 2 = 34.795; 39.261; p < 0.001; p < 0.001 after 3 and 6 months, respectively).
A positive trend was noted throughout the entire follow-up period in both study groups, it was more pronounced in the main group (χ 2 = 34.795; 39.261; p < 0.001; p < 0.001 after 3 and 6 months, respectively).