Table 1: Population characteristics.
| Variables | |
| Age (years) | |
| Range | 28-75 |
| Mean | 51.38 |
| ≤ 50 | 25 |
| > 50 | 25 |
| Type of surgery | |
| BCS | 10 |
| MRM | 40 |
| Target nodes contoured | |
| SCV | 27 |
| SCV & axilla | 23 |
| Thyroid volume in cc | |
| Mean | 8.3 |
| Median | 8 |
| Std deviation | 3.5 |
| Minimum | 1.8 |
| Maximum | 20 |
BCS: Breast Conservative Surgery; MRM: Modified Radical Mastectomy; SCV: Supraclavicular.