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Table 3 Key findings in the clinical area of Asthma and Hypertension
| Lead Author/Year | Country | Study design | Sample size | Duration | Age group | Clinical area | Intervention | Delivery frequency | Measures of outcome | Results Control (C) versus intervention (I) |
|---|---|---|---|---|---|---|---|---|---|---|
| Ulla Strandbygaard/2010 [35] | Denmark | RCT | 22 | 3 months | 18–45 | Asthma | SMS | Daily | Adherence to asthma treatment, lung function tests | Mean adherence rate |
| I: 77.9 to 81.5 %; C: 84.2 to 70.1 %. | ||||||||||
| Keith J. Petrie/2011 [31] | New Zealand | RCT | 147 | 4.5 months | 16–45 | Asthma | SMS | 2 SMS/day for first 1–6 weeks, 1 SMS/day for next 7 – 12 weeks, and 3 SMS/ week for rest 13 – 18 weeks | Self-reported adherence, adherence to treatment | Self-reported adherence over all time points |
| C: 43.2 % | ||||||||||
| I: 57.8 % | ||||||||||
| Percentage taking over 80 % of prescribed inhaler doses | ||||||||||
| C: 23.9 % | ||||||||||
| I: 37.7 % | ||||||||||
| E. Márquez Contreras/2004 [5] | Spain | RCT | 67 | 6 months | 18+ | HTN | SMS | 2 SMS / week | Adherence to drug, blood pressure measurement | Mean percentage adherence |
| I: 91.1 ± 23.1 to 95.0 ± 10.4 | ||||||||||
| C: 86.2 ± 26.6 to 86.1 ± 23.4 | ||||||||||
| % of controlled hypertension at end of study- | ||||||||||
| C: 51.5 %; I: 64.7 %. |
