Table 3. Summary of the Effect of Feedback from Screening on Rates of Diagnosis
Screening for Depression in Adults: Summary of the Evidence
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 | 56 (28/50) | 22 (10/46) | 34 (16.7 to 52) | < 0.001 |
Linn and Yager, 1980 (16)4 | 29 (7/24) | 8 (4/50) | 21 (1 to 41) | |
Zung and King, 1983 (17)5 | NR | NR | NR | NR |
Magruder-Habib et al., 1990 (18)5 | 25 (12/48) | 8 (4/52) | 17 (3 to 32) | 0.018 |
Callahan et al., 1994 (19)5 | 32 (32/100) | 12 (9/75) | 20 (8 to 32) | 0.002 |
Callahan et al., 1996 (21)5 | 87 (111/128) | 40 (38/94) | 46 (35 to 58) | 0.001 |
Dowrick, 1995 (20)3 | 35 (18/51) | 21 (13/63) | 15 (-2 to 31) | |
Lewis et al., 1996 (22)3 | NR | NR | NR | NR |
Reifler et al., 1996 (23) | NR | NR | NR | NR |
Williams et al., 1999 (11)3 | 39 (30/77) | 29 (11/38) | 10 (-8 to 28) | > 0.05 |
Katzelnick et al., 2000 (12) | NR | NR | NR | NR |
Wells et al., 2000 (24)3 | NR | NR | NR | NR |
Whooley et al., 2000 (25)3 | 35 (56/162) | 34 (58/169) | 1 (-9 to 10) | > 0.2 |
Rost et al., 2001 (13) | NR | NR | NR | NR |
1 All figures are rounded to nearest value. 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.