Table 4. Summary of the Effect of Feedback from Screening on Rates of Treatment1
| Author, Year (Reference) |
Participants with Diagnosis |
Absolute Difference (95% CI) |
P Value2 |
| Intervention Group |
Control Group |
| % (n/n) |
percentage points |
| Johnstone and Goldberg, 1976 (14)3 |
NR |
NR |
NR |
NR |
| Moore et al., 1978 (15)3 |
NR |
NR |
NR |
NR |
| Linn and Yager, 1980 (16)4 |
13 (3/24) |
8 (4/50) |
5 (-11 to 20) |
|
| Zung and King, 1983 (17)5 |
NR |
NR |
NR |
|
| Magruder-Habib et al., 1990 (18)5 |
3 months: 37 (18/48) |
27 (14/52) |
11 (-8 to 29) |
>
0.2 |
| Callahan et al., 1994 (19)5 |
26 (26/100) |
8 (6/75) |
18 (7 to 29) |
0.002 |
| Callahan et al., 1996 (21)5 |
46 (58/127) |
29 (27/94) |
17 (4 to 30) |
0.001 |
| Dowrick, 1995 (20)3 |
27 (14/51) |
21 (13/63) |
7 (-9 to 23) |
|
| Lewis et al., 1996 (22)3 |
NR |
NR |
NR |
|
| Reifler et al., 1996 (23)3 |
NR |
NR |
NR |
|
| Williams et al., 1999 (11)3 |
45 (35/77) |
43 (16/38) |
2 (NR) |
>
0.2 |
| Katzelnick et al., 2000 (12) |
82 (179/218) |
32 (61/89) |
50 (41 to 58) |
< 0.001 |
| Wells et al., 2000 (24)3 |
59 (NR) |
50 (NR) |
9 (NR) |
0.006 |
| Whooley et al., 2000 (25)3 |
36 (59/162) |
43 (72/169) |
-6 (-17 to 4) |
>
0.2 |
| Rost et al., 2001 (13) |
69 (NR) |
28 (NR) |
41 (NR) |
|
1 All figures are rounded to nearest percentage. NR = not reported and cannot be calculated from available data.
2 P values were not always reported.
3 Denominator is patients who screened positive.
4 Denominator is all patients.
5 Denominator is patients who screened positive and were confirmed to have major depression on diagnostic interview.
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