Table 7 Comparison of responses to the questions for assessment of safety of insulin delivery devices (pens vs. vial syringes)
Question no. | Question | Response | Pen users (n = 406) | Vial syringe users (n = 331) | p value |
|---|---|---|---|---|---|
1 | How painful is the process of injecting your insulin? | Acceptable pain | 74.6% | 64.4% | 0.007 |
Bearable pain | 23.9% | 34.4% | Â | ||
Unbearable pain | 1.5% | 1.2% | Â | ||
2 | How many bruising episodes at injection sites have you had in the last 5 days? | None | 74.9% | 71.3% | 0.020 |
1 episode | 20.4% | 18.7% | Â | ||
> 1 episode | 4.7% | 10.0% |  | ||
3 | How many episodes of high sugars (your perception) have you noticed in the last one week? | None | 41.6% | 33.5% | < 0.001 |
1 episode | 31.5% | 25.4% | Â | ||
> 1 episode | 26.8% | 41.1% |  | ||
4 | How many episodes of low sugars (your perception) have you noticed in the last one week? | None | 69.7% | 73.1% | 0.596 |
1 episode | 20.2% | 17.8% | Â | ||
> 1 episode | 10.1% | 9.1% |  | ||
5 | How many times have your broken your insulin vial/cartridge in the past one year? | None | 82.5% | 71.9% | 0.003 |
1 episode | 11.8% | 18.4% | Â | ||
> 1 episode | 5.7% | 9.7% |  |