Introduction
Rationale
Methods
Design
Setting
Participants
Measurement Instruments
Demographics
The PHQ-9
MINI-International Neuropsychiatric Interview
Statistical Analysis
Results
Flowchart
Demographic Characteristics
Mean Scores PHQ-9
Classification Scores
PHQ-9 score | Number of participants | Positive MINI | Sensitivity (%) | 95 % CI | Specificity (%) | 95 % CI |
---|---|---|---|---|---|---|
0 | 28 | 0 | 100 | 90.4–100 | 0 | 0.0–2.8 |
1 | 7 | 0 | 100 | 90.4–100 | 20.9 | 14.9–28.5 |
2 | 12 | 0 | 100 | 90.4–100 | 26.1 | 19.4–34.2 |
3 | 11 | 0 | 100 | 90.4–100 | 35.1 | 27.5–43.5 |
4 | 11 | 0 | 100 | 90.4–100 | 43.3 | 35.2–51.7 |
5 | 11 | 0 | 100 | 90.4–100 | 51.5 | 43.1–59.8 |
6 | 9 | 2 | 100 | 90.4–100 | 59.7 | 51.2–67.6 |
7 | 6 | 0 | 94.4 | 81.9–98.5 | 64.9 | 56.5–72.5 |
8 | 10 | 3 | 94.4 | 81.9–98.5 | 69.4 | 61.2–76.6 |
9 | 5 | 0 | 86.1 | 71.3–93.9 | 74.6 | 66.6–81.2 |
10 | 8 | 3 | 86.1 | 71.3–93.9 | 78.4 | 70.7–84.5 |
11 | 5 | 1 | 77.8 | 61.9–88.3 | 82.1 | 74.7–87.7 |
12 | 5 | 2 | 75.0 | 58.9–86.3 | 85.1 | 78.1–90.1 |
13 | 2 | 2 | 69.4 | 53.1–82.0 | 87.3 | 80.6–91.9 |
14 | 2 | 2 | 63.9 | 47.6–77.5 | 87.3 | 80.6–91.9 |
15 | 7 | 1 | 58.3 | 42.2–72.9 | 87.3 | 80.6–91.9 |
16 | 5 | 3 | 55.6 | 39.6–70.5 | 91.8 | 85.9–95.4 |
17 | 2 | 0 | 47.2 | 32.0–63.0 | 93.3 | 87.7–96.4 |
18 | 6 | 4 | 47.2 | 32.0–63.0 | 94.8 | 89.6–97.5 |
19 | 2 | 0 | 36.1 | 22.5–52.4 | 96.3 | 91.6–98.4 |
20 | 1 | 1 | 36.1 | 22.5–52.4 | 97.8 | 93.6–99.2 |
21 | 5 | 4 | 33.3 | 20.2–49.7 | 97.8 | 93.6-99.2 |
22 | 2 | 1 | 22.2 | 11.7–38.1 | 98.5 | 94.7–99.6 |
23 | 3 | 2 | 19.4 | 9.8–35.0 | 99.3 | 95.9–99.9 |
24 | 3 | 3 | 13.9 | 6.1–28.7 | 100 | 97.2–100 |
25 | 0 | 0 | 5.6 | 1.5–18.1 | 100 | 97.2–100 |
26 | 1 | 1 | 5.6 | 1.5–18.1 | 100 | 97.2–100 |
27 | 1 | 1 | 2.8 | 0.5–14.2 | 100 | 97.2–100 |
PHQ-9 score | PPV (%) | 95 % CI | NPV (%) | 95 % CI | Efficiency | 95 % CI |
---|---|---|---|---|---|---|
0 | 21.2 | 15.7–27.9 | – | – | 21.2 | 15.7–27.9 |
1 | 25.4 | 18.9–33.1 | 100 | 89.9–100 | 37.7 | 30.7–45.1 |
2 | 26.7 | 19.9–34.7 | 100 | 90.1–100 | 41.8 | 34.6–49.3 |
3 | 29.3 | 22.0–37.8 | 100 | 92.4–100 | 48.8 | 41.4–56.3 |
4 | 32.1 | 24.2–41.3 | 100 | 93.8–100 | 55.3 | 47.8–62.6 |
5 | 35.6 | 27.0–45.4 | 100 | 94.7–100 | 61.8 | 54.3–68.7 |
6 | 40.0 | 30.5–50.3 | 100 | 95.4–100 | 68.2 | 60.9–74.8 |
7 | 42.0 | 31.8–52.9 | 97.8 | 92.2–99.4 | 71.2 | 64.0–77.5 |
8 | 45.3 | 34.8–56.6 | 97.9 | 92.7–99.4 | 74.7 | 67.7–80.6 |
9 | 47.7 | 36.0–59.6 | 95.2 | 89.3–98.0 | 77.1 | 70.2–82.7 |
10 | 51.7 | 39.3–63.8 | 95.5 | 89.9–98.0 | 80.0 | 73.4–85.3 |
11 | 53.8 | 40.5–66.7 | 93.2 | 87.2–96.5 | 81.2 | 74.6–86.3 |
12 | 57.4 | 43.3–70.5 | 92.7 | 86.7–96.1 | 82.9 | 76.6–87.9 |
13 | 59.5 | 44.5–73.0 | 91.4 | 85.3–95.1 | 83.5 | 77.2–88.4 |
14 | 57.5 | 42.2–71.5 | 90.0 | 83.6–94.1 | 82.4 | 75.9–87.4 |
15 | 55.3 | 39.7–69.9 | 88.6 | 82.1–93.0 | 81.1 | 74.6–86.3 |
16 | 64.5 | 47.0–78.9 | 88.5 | 82.1–92.8 | 84.1 | 77.9–88.9 |
17 | 65.4 | 46.2–80.6 | 86.8 | 80.3–91.4 | 83.5 | 77.2–88.4 |
18 | 70.8 | 50.8–85.1 | 87.0 | 80.6–91.5 | 84.7 | 78.5–89.3 |
19 | 72.2 | 49.1–87.5 | 84.9 | 78.3–89.7 | 83.5 | 77.2–88.4 |
20 | 81.3 | 57.0–93.4 | 85.1 | 78.6–89.8 | 84.7 | 78.5–89.3 |
21 | 80.0 | – | 84.5 | 78.0–89.4 | 84.1 | 77.9–88.9 |
22 | 80.0 | – | 82.5 | 75.9–87.6 | 82.4 | 75.9–87.4 |
23 | 87.5 | – | 82.1 | 75.5–87.2 | 82.4 | 75.9–87.4 |
24 | 100 | – | 81.2 | 74.6–86.4 | 81.8 | 75.3–86.9 |
25 | 100 | – | 79.8 | 73.1–85.1 | 80.0 | 73.4–85.3 |
26 | 100 | – | 79.8 | 73.1–85.1 | 80.0 | 73.4–85.3 |
27 | 100 | – | 79.3 | 72.6–84.7 | 79.4 | 72.7–84.8 |