Characteristic | Groups | P-value | |||
---|---|---|---|---|---|
CHX | Polyherbal | Zinc sulfate | Placebo | ||
Patients enrolled (n) | 17 | 17 | 17 | 16 | Â |
Men, N (%) | 10 (58.8) | 10 (58.8) | 8 (47.1) | 10 (62.5) | 0.824 |
Age (y), mean (SD) | 68.7 (8.5) | 67.4 (9.2) | 65.8 (11.2) | 66.9 (10.1) | 0.633 |
BMI (kg/cm2), mean (SD) | 23.0 (3.8) | 22.6 (4.8) | 22.1 (5.2) | 23.1 (5.5) | 0.972 |
Occupation, N (%) | |||||
 Farmer | 3 (17.6) | 3 (17.6) | 2 (11.8) | 2 (12.5) | 0.865 |
 Laborer | 0 (0.0) | 1 (5.9) | 2 (11.8) | 2 (12.5) | |
 Retired | 1 (5.9) | 2 (11.8) | 0 (0.0) | 3 (18.8) | |
 Self-employment | 4 (23.5) | 3 (17.6) | 4 (23.5) | 3 (18.8) | |
 Housekeeper | 7 (41.2) | 7 (41.2) | 9 (52.9) | 6 (37.5) | |
 Other | 2 (11.8) | 1 (5.9) | 0 (0.0) | 0 (0.0) | |
Educational status, N (%) | |||||
 Illiterate | 9 (52.9) | 5 (29.4) | 11 (64.7) | 6 (37.5) | 0.291 |
 Elementary | 7 (41.2) | 8 (47.1) | 4 (23.5) | 7 (43.8) | |
 Diploma | 0 (0.0) | 3 (17.6) | 2 (11.8) | 3 (18.8) | |
 BS/AS | 1 (5.9) | 1 (5.9) | 0 (0.0) | 0 (0.0) | |
Type of tumor, N (%) | |||||
 Larynx | 4 (23.5) | 3 (17.6) | 4 (23.5) | 5 (31.3) | 0.983 |
 BCC | 4 (23.5) | 5 (29.4) | 4 (23.5) | 5 (31.3) | |
 Neck | 1 (5.9) | 2 (11.8) | 3 (17.6) | 1 (6.3) | |
 Saliva glands | 5 (29.4) | 3 (17.6) | 2 (11.8) | 2 (12.5) | |
 SCC | 3 (17.6) | 4 (23.5) | 4 (23.5) | 3 (18.8) | |
Smoking, N (%) | |||||
 Yes | 8 (47.1) | 4 (23.5) | 6 (35.3) | 7 (43.8) | 0.529 |
 No | 9 (52.9) | 13 (76.5) | 11 (64.7) | 9 (56.3) | |
Dentures, N (%) | |||||
 Yes | 14 (82.3) | 12 (70.6) | 10 (58.8) | 12 (75.0) | 0.089 |
 No | 2 (17.7) | 5 (29.4) | 7 (41.2) | 4 (25.0) | |
History of surgery, N (%) | |||||
 Yes | 5 (29.4) | 7 (41.2) | 7 (41.2) | 4 (25.0) | 0.721 |
 No | 12 (70.6) | 10 (58.8) | 10 (58.8) | 12 (75.0) | |
 Cumulative radiation dose (Gy), mean (SD) | 6110.5 (623.6) | 6169.4 (729.6) | 6404.7 (623.6) | 6238.7 (687.9) | 0.677 |
Radiotherapy cycle, N (%) | |||||
 25 | 1 (5.9) | 3 (17.6) | 3 (17.6) | 2 (12.5) | 0.628 |
 30 | 6 (35.4) | 6 (35.4) | 7 (41.3) | 5 (31.2) | |
 33 | 2 (11.8) | 2 (11.8) | 2 (11.8) | 3 (18.8) | |
 35 | 8 (47.1) | 6 (35.4) | 5 (29.5) | 6 (37.5) |