Table 3.
Frequencies and Percentages of Anxiety and Depressive Disorders Within Classes
| Overall Sample | Class 1 | Class 2 | Class 3 | Class 4 | Class 5 | Class 6 | |
|---|---|---|---|---|---|---|---|
| n (%)a | n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | |
| Any Depressive Disorder | 603 (36.5) | 30 (100) | 36 (87.8) | 33 (91.7) | 278 (98.6) | 93 (67.9) | 133 (11.8) |
| MDD | 591 (35.8) | 30 (100) | 35 (85.4) | 33 (91.7) | 267 (94.7) | 93 (67.9) | 133 (11.8) |
| Dysthymia | 64 (3.9) | 15 (50.0) | 7 (17.1) | 3 (8.3) | 28 (9.9) | 11 (8.0) | 0 (0.0) |
|
| |||||||
| Any Anxiety Disorder | 253 (15.3) | 12 (40.0) | 41 (100) | 36 (100) | 27 (9.6) | 137 (100) | 0 (0.0) |
| GAD | 16 (1.0) | 0 (0.0) | 2 (5.6) | 13 (36.1) | 1 (.5) | 0 (0.0) | 0 (0.0) |
| Overanxious Disorder | 22 (1.3) | 2 (6.7) | 3 (7.3) | 0 (0.0) | 0 (0.0) | 17 (12.4) | 0 (0.0) |
| PTSD | 69 (4.2) | 3 (12.5) | 14 (38.9) | 9 (25.0) | 7 (3.2) | 36 (33.0) | 0 (0.0) |
| Panic w/o Agor. | 40 (2.4) | 5 (16.7) | 8 (19.5) | 6 (16.7) | 10 (3.5) | 11 (8.0) | 0 (0.0) |
| Panic w/ Agor. | 17 (1.0) | 0 (0.0) | 7 (17.1) | 4 (11.1) | 4 (1.4) | 2 (1.5) | 0 (0.0) |
| Agoraphobia w/o Panic | 5 (0.3) | 0 (0.0) | 2 (4.9) | 1 (2.8) | 1 (.4) | 1 (.7) | 0 (0.0) |
| Social Phobia | 42 (2.5) | 1 (3.3) | 13 (31.7) | 7 (19.4) | 2 (.7) | 19 (13.9) | 0 (0.0) |
| Simple Phobia | 57 (3.4) | 2 (6.7) | 19 (46.3) | 6 (16.7) | 1 (.4) | 29 (21.2) | 0 (0.0) |
| OCD | 15 (0.9) | 1 (3.3) | 4 (9.8) | 4 (11.1) | 0 (0.0) | 6 (4.4) | 0 (0.0) |
| Separation Anxiety | 65 (3.9) | 2 (6.7) | 11 (26.8) | 0 (0.0) | 2 (.7) | 50 (36.5) | 0 (0.0) |
|
| |||||||
| SUD | 453 (27.4) | 17 (56.7) | 20 (48.8) | 22 (61.1) | 138 (48.9) | 54 (39.4) | 202 (17.9) |
Note:
Unweighted sample prevalence.
Class sizes based on most likely class membership: Class 1: n = 30; Class 2: n = 41; Class 3: n = 36; Class 4: n = 282; Class 5: n = 137; Class 6: n = 1127. Class 1 is the persistent depression class; Class 2 is the persistent anxiety class; Class 3 is the later onset, with increasing depression class; Class 4 is the increasing depression class; Class 5 is the initially high, but decreasing anxiety class; and Class 6 is the consistently low depression and anxiety class. MDD = Major Depressive Disorder; GAD = Generalized Anxiety Disorder; PTSD = Post-traumatic Stress Disorder; Agor. = Agoraphobia; OCD = Obsessive-Compulsive Disorder; SUD = Substance Use Disorder.