Figure 1.

Figure 2.

Comparison of the descriptive characteristics of COPD patients in the intervention and control groups_
Characteristics | Intervention group | Control group | χ2 | t | P | ||||
---|---|---|---|---|---|---|---|---|---|
X ± SD | n | % | X ± SD | n | % | ||||
Year of disease | 13.38 ± 5.89 | 12.24 ± 5.02 | 1.083 | 0.301 | |||||
Age (years) | 63.20 ± 8.56 | 66.06 ± 8.73 | 1.654 | 0.101 | |||||
Time of receiving information (min) | 3.76 ± 2.83 | 4.32 ± 2.54 | 1.402 | 0.3 | |||||
Sociodemographic characteristics | |||||||||
Gender | 0.043 | 0.836 | |||||||
Male | 32 | 64 | 31 | 62 | |||||
Female | 18 | 36 | 19 | 38 | |||||
Education level | 1.208 | 0.547 | |||||||
Not literate | 18 | 36 | 16 | 32 | |||||
Primary school | 23 | 46 | 28 | 56 | |||||
Secondary school/high school | 9 | 18 | 6 | 12 | |||||
Number of hospitalizations per year | 3.938 | 0.414 | |||||||
No | 3 | 6 | 6 | 12 | |||||
1 | 6 | 12 | 11 | 22 | |||||
2 | 5 | 10 | 6 | 12 | |||||
3 | 12 | 24 | 10 | 20 | |||||
>4 | 24 | 48 | 17 | 34 | |||||
Examine status/keep an appointment | |||||||||
Yes | 50 | 100 | 50 | 100 | |||||
No | |||||||||
Type of information | 3.754 | 0.153 | |||||||
Question–answer | 6 | 12 | 11 | 22 | |||||
Method of expression | 26 | 52 | 17 | 34 | |||||
Demonstration | 18 | 36 | 22 | 44 | |||||
Informative person | 3.499 | 0.174 | |||||||
Nurse | 24 | 48 | 22 | 44 | |||||
Doctor | 18 | 36 | 25 | 50 | |||||
Pharmacist | 8 | 16 | 3 | 6 | |||||
Total | 50 | 100 | 50 | 100 |
Rubric and using steps for inhaler technique scoring_
MDI using steps | Points |
---|---|
Step 1: Removing cap | 1 |
Step 2: Shaking MDI well | 1 |
Step 3: Hold the inhaler with the mouth in line with the jaw, up right, and with the index finger on the drug tube | 1 |
Step 4: Exhaling before using MDI | 1 |
Step 5: Placing the lips between the lips of the MDI and closing the lips | 1 |
Step 6: Pressing the device and inhaling simultaneously | 1 |
Step 7: Holding breath for 3–10 s | 1 |
Step 8: Exhaling slowly after administering the drug and waiting for 1 min before the second dosage | 1 |
Step 9: Shaking the inhaler before the second dose | 1 |
Step 10: Closing the cover of the MDI | 1 |
Comparison of the erroneous MDI use steps performed by the intervention and control group patients in the pretest and posttest_
Measurement | Pretest | χ2 | P | Posttest | χ2 | P | ||
---|---|---|---|---|---|---|---|---|
I | C | I | C | |||||
Incorrect | Incorrect | |||||||
MDI Using steps | % | % | % | % | ||||
1st Step | - | - | - | - | - | - | - | - |
2nd Step | 56 | 44 | 1.440 | P > 0.05 | 16 | 30 | 2.767 | P > 0.05 |
3rd Step | 28 | 24 | 0.208 | P > 0.05 | 2 | 24 | 10.698 | P < 0.05* |
4th Step | 84 | 90 | 0.796 | P > 0.05 | 28 | 90 | 39.727 | P < 0.05* |
5th Step | 24 | 26 | 1.336 | P > 0.05 | - | 22 | 12.360 | P < 0.05* |
6th Step | 48 | 58 | 1.406 | P > 0.05 | 6 | 54 | 27.429 | P < 0.05* |
7th Step | 52 | 64 | 1.478 | P > 0.05 | 18 | 46 | 9.007 | P < 0.05* |
8th Step | 78 | 88 | 1.772 | P > 0.05 | 26 | 78 | 27.083 | P < 0.05* |
9th Step | 92 | 94 | 0.154 | P > 0.05 | 44 | 92 | 26.471 | P < 0.05* |
10th Step | - | - | - | - | - | - | - | - |