| Guides awareness of Subjects hearing impairment: | Experimental Card | HKNC Card | Total |
| Didnt realize subject was deaf | 5 | 4 | 9 |
| Knew subject was deaf | 11 | 9 | 20 |
| TOTAL: | 16 | 13 | 29 |
| Reasons that passersby knew the subject was deaf: | |||
| Saw the words "deaf" or "Tap me" on the card | 7 | 4 | 11 |
| Subject didnt respond when spoken to | 0 | 3 | 3 |
| Subject signed while speaking | 0 | 1 | 1 |
| Subject said he is deaf * | 1 | 0 | 1 |
| Subjects voice sounded unusual * | 1 | 1 | 2 |
| There was no response to their offer of assistance, then they read the card further | 2 | 0 | 2 |