| Sr. No | Age group | NTG PATCH | |
| N | % | ||
| 1 | 18 - 20 | 13 | 26 |
| 2 | 20 - 22 | 12 | 24 |
| 3 | 22 - 24 | 02 | 04 |
| 4 | 24 - 26 | 04 | 08 |
| 5 | 26 - 28 | 03 | 06 |
| 6 | 28 - 30 | 04 | 08 |
| 7 | >30 | 12 | 24 |
| Total | 50 | 100 | |
| Mean age | 24.44 years | ||
| Minimum age | 18 years | ||
| Maximum age | 34 years | ||