Easy | Precise |
Bulky | Scientific |
User-friendly | Confusing |
Convenient | Convenient |
Safe | Intuitive |
Complicated | Awkward |
Compact | User-friendly |
Confusing | Scary |
Simple | Safe |
Precise | Bulky |
Scary | Complicated |
Impractical | Portable |
Modern | Compact |
Cumbersome | Impractical |
Reliable | Simple |
Streamlined | Streamlined |
Sleek | Easy |
Awkward | Cumbersome |
Difficult | Sleek |
Reassuring | Modern |
Scientific | Reassuring |
Quick | Difficult |
Sturdy | Reliable |
Innovative | Innovative |
Intuitive | Quick |
Portable | Sturdy |
Easy to learn how to use the system |
When drawing mixed factor into the syringe, there is good visibility of the factor |
Very portable/easy to carry around |
Low contamination risk when mixing |
Easy handling steps |
Low number of handling steps during mixing |
Low number of separate parts |
Easy to use if you need more than one vial for an injection |
Suitable for a person with less strength (e.g. child, elderly, etc.) |
Confident I could use the system correctly |
System is intuitive to use |
System is convenient to use |
Easy to teach someone else how to use the system |
Mixing can be accomplished quickly |
n | 71 | 34 | 30 | 25 | 30 | 20 | 105 |
Age, years (range) |
34 (13–69) | 16 (3–69) | 29 (6–61) | 39 (4–69) | 22 (3–60) | 26 (11–65) | 29 (3–69) |
Prophylaxis | 68 (96) | 34 (100) | 28 (93) | 34 (96) | 30 (100) | 20 (100) | 97 (102) |
On-demand | 3 (4) | 0 (0) | 2 (7) | 1 (4) | 0 (0) | 0 (0) | 3 (3) |
A | 61 (86) | 29 (85) | 26 (87) | 24 (96) | 28 (93) | 12 (60) | 90 (86) |
B | 10 (14) | 5 (15) | 4 (13) | 1 (4) | 2 (7) | 8 (40) | 15 (14) |