Table 1.
Baseline sociodemographic and clinical characteristics by intervention status
| Overall (N = 134) | CBT (n = 70) | EUC (n = 64) | pValue | |
|---|---|---|---|---|
| Age (SD) | 66.9 (5.79) | 66.6 (5.93) | 67.3 (5.66) | .54 |
| Education (SD) | 15.9 (3.01) | 16.1 (2.93) | 15.7 (3.10) | .47 |
| Female, No. (%) | 105 (78.4) | 56 (80) | 49 (76.6) | .63 |
| Race and Ethnicity, No. (%) | .40 | |||
| Non-Hispanic Caucasian | 94(70.2) | 49(70.0) | 45(70.3) | |
| African American | 25 (18.7) | 12(17.1) | 13(20.3) | |
| Hispanic | 11(8.2) | 5(7.1) | 6(9.4) | |
| Asian | 3(2.2) | 3(4.3) | 0(0.0) | |
| Mixed | 1(6.8) | 1(1.4) | 0(0.0) | |
| Marital Status, No. (%) | .16 | |||
| Never Married | 2 (1.49) | 0 | 2 (3.13) | |
| Married | 83 (61.9) | 40 (57.14) | 43 (67.19) | |
| Separated/Divorced | 31 (23.1) | 17 (24.29) | 14 (21.88) | |
| Widowed | 18 (13.43) | 13 (18.57) | 5 (7.81) | |
| Job Status, No. (%) | .54 | |||
| Retired | 74 (55.2) | 42 (60) | 32 (50) | |
| Employed Full-time or Part-time | 48 (35.8) | 23 (32.9) | 25 (39.1) | |
| Homemaker | 7 (5.2) | 4 (5.7) | 3 (4.7) | |
| Unemployed | 5 (3.7) | 1 (1.4) | 4 (6.3) | |
| PSWQ (SD)** | 55.3 (10.90) | 53.3 (10.57) | 57.6 (10.91) | .02 |
| GADSS (SD)** | 11.3 (3.50) | 11.4 (3.60) | 11.3 (3.42) | .88 |
| SIGH-A (SD)** | 19.3 (7.77) | 19.4 (7.72) | 19.1 (7.89) | .79 |
| BDI (SD)** | 16.4 (8.72) | 16.3 (8.00) | 16.4 (11.51) | .95 |
| SF-12 MCS (SD)++ | 42.0 (9.69) | 42.4 (9.96) | 41.7 (9.45) | .69 |
| SF-12 PCS (SD)++ | 44.1 (8.35) | 44.0 (8.51) | 44.2 (8.24) | .84 |
| Presence of Coexistent Diagnosis, No. (%) | 96 (71.6) | 55 (78.6) | 41 (64.1) | .06 |
| Any Coexistent Anxiety, No (%) | 54 (40.3) | 33 (47.1) | 21 (32.8) | .09 |
| Any Coexistent Depression, No (%) | 60 (44.8) | 33(47.1) | 27(42.2) | .56 |
| Number of Medical Diagnoses (SD) | 2.6 (1.82) | 2.7 (1.77) | 2.5 (1.89) | .73 |
| Use of Psychotropic Medications, No. (%) | 56 (42) | 28 (40) | 28 (43.8) | .66 |
| Antianxiety Medication, No. (%) | 23 (17) | 12 (17) | 11 (17) | .99 |
| Antidepressant Medication, No. (%) | 41 (31) | 24 (34) | 17 (27) | .33 |
Abbreviations: CBT, cognitive behavior therapy; EUC, enhanced usual care; PSWQ, Penn State Worry Questionnaire; GADSS, Generalized Anxiety Disorder Severity
Scale; SIGH-A, Structured Interview Guidelines for the Hamilton Anxiety
Rating Scale; BDI, Beck Depression Inventory; SF-12 MCS,
Medical Outcomes Study Short Form Mental Component Scale; SF-12 PCS, Medical Outcomes Study
Short Form Physical Component Scale
**
Higher scores indicate more severe symptoms.
++
Higher scores indicate better health-related quality of life.
p value indicates comparison of participants in CBT and EUC groups (t-tests or Chi-square tests)