Table 2.
Chi-square to assess the homogeneity of baseline disease related variables
| Disease related variables | Intervention Arm (n = 67) |
Control arm (n = 67) |
P value | ||
|---|---|---|---|---|---|
| f | % | f | % | ||
| Site of cancer | |||||
| Pharynx | 21 | 31.3 | 15 | 22.4 | 0.17 |
| Larynx | 05 | 7.5 | 01 | 1.5 | |
| Oral cavity (Buccal mucosa/ Tongue/ Alveolus) | 34 | 50.7 | 40 | 59.7 | |
| Others | 07 | 10.4 | 11 | 16.4 | |
| Stage of cancer | |||||
| Stage III | 13 | 19.4 | 12 | 17.9 | 0.94 |
| Stage IVa | 37 | 55.2 | 39 | 58.2 | |
| Stage IVb | 17 | 25.4 | 16 | 23.9 | |
| Duration of illness | |||||
| 3 months and less | 18 | 26.9 | 25 | 37.3 | 0.20 |
| More than three months | 49 | 73.1 | 42 | 62.7 | |
| Treatment modality | |||||
| Only radiation therapy | 05 | 7.4 | 04 | 6.0 | 0.34 |
| Radiation therapy & Chemotherapy | 32 | 47.8 | 38 | 56.7 | |
| Surgery, Radiotherapy and chemotherapy | 17 | 25.4 | 09 | 13.4 | |
| Any other treatment (surgery + radiotherapy) | 13 | 19.4 | 16 | 23.9 | |
| Radiotherapy dose | |||||
| 60 Gy/30#/6 weeks | 19 | 28.4 | 22 | 32.8 | 0.46 |
| 66 Gy/33#/6.5 weeks & 70 Gy/35#/7 weeks | 48 | 71.6 | 45 | 67.2 | |
| Co-morbid illness | |||||
| Yes | 10 | 14.9 | 16 | 23.9 | 0.19 |
| No | 57 | 85.1 | 51 | 76.1 | |