From: The evolution of mobile apps for asthma: an updated systematic assessment of content and tools
 | 2011 (n = 78) | New 2013 (n = 92) ¤ |  | All 2013 (n = 147) ¤ | |||
---|---|---|---|---|---|---|---|
Quality domain | Yes | % †| Yes | % | P value ‡ | Yes | % |
Ethical disclosures | Â | Â | Â | Â | Â | Â | Â |
Attribution of authorship§ | 21 | 36% | 26 | 33% | 0.856 | 40 | 33% |
Purpose clearly stated | 69 | 88% | 88 | 96% | 0.090 | 141 | 96% |
Privacy policy available | 7 | 9% | 33 | 36% | <0.001* | 44 | 30% |
Information versioning | 1 | 1% | 3 | 3% | 0.626 | 4 | 3% |
Contact details provided | 32 | 41% | 59 | 64% | 0.003* | 90 | 61% |
Funding model clear | 21 | 27% | 30 | 33% | 0.502 | 49 | 33% |
Editorial/advertising policy | 0 | 0% | 5 | 5% | 0.063 | 5 | 3% |
Software issues | Â | Â | Â | Â | Â | Â | Â |
Data entry validation issues** | 9 | 33% | 8 | 32% | 1.000 | 16 | 33% |
Functionality issues | 13 | 17% | 9 | 10% | 0.252 | 15 | 10% |
User interface issues | 25 | 32% | 34 | 37% | 0.522 | 45 | 31% |
Crashes | 8 | 10% | 8 | 9% | 0.796 | 13 | 9% |
Network issues | 3 | 4% | 20 | 22% | <0.001* | 25 | 17% |
Other issues | 10 | 13% | 18 | 20% | 0.301 | 28 | 19% |