Table 1:
Differences Between Extenders and Non-Extenders (N = 41)
| Factor (Instrument) | Non-Extenders (n=17) | Extenders (n=24) | t or X2value | Cohen’s d |
|---|---|---|---|---|
| Mean (SD) or n (% of Non-Extenders) | Mean (SD or n (% of Extenders) | |||
| Pre-treatment factors | ||||
| Primary diag. (ADIS) | 8.19 | |||
| Generalized anxiety disorder | 8 (47.1%) | 10 (41.7%) | ||
| Social anxiety disorder | 4 (23.5%) | 9 (37.5%) | ||
| Separation anxiety disorder | 0 (0.0%) | 2 (8.3%) | ||
| Specific Phobia | 5 (29.4%) | 2 (8.3%) | ||
| Anxiety state, unspecified | 0 (0.0%) | 1 (4.2%) | ||
| Severity of primary dx. (ADIS) | 5.17 (0.64) | 5.3 (0.63) | −0.58 | 0.20 |
| Number of anxiety dx. (ADIS) | 2.41 (1.12) | 2.25 (0.74) | −0.56 | 0.17 |
| Number of clinical dx. (ADIS) | 3.24 (1.39) | 2.96 (1.04) | 0.73 | 0.23 |
| Overall anxiety (MASC; parent) | 50.75 (14.42) | 52.79 (14.26) | −0.44 | 0.14 |
| Overall anxiety (MASC; child) | 54.11 (19.50) | 54.13 (17.91) | −0.00 | 0.00 |
| Session 16 assessment factors | ||||
| Primary diagnosis severity (ADIS) | 3.75 (1.18) | 4.14 (1.08) | −1.05 | 0.34 |
| Remitted primary dx (ADIS) | 8 (47.5%) | 10 (41.7%) | 0.12 | |
| Number of anxiety dx (ADIS) | 0.94 (1.09) | 1.08 (1.13) | −0.40 | 0.13 |
| Number of clinical dx (ADIS) | 1.47 (1.46) | 1.42 (1.28) | 0.13 | 0.03 |
| Overall anxiety (MASC; parent) | 32.50 (16.36) | 45.32 (19.09) | −2.17* | 0.72 |
| Overall anxiety (MASC; child) | 35.82 (21.53) | 38.45 (22.18) | −0.38 | 0.12 |
| Weeks from pre-tx to session 16 | 21.47 (3.94) | 19.10 (3.01) | 2.19* | 0.68 |
| Last Session Factors | ||||
| Overall severity (CGI-S) | 3.13 (0.92) | 3.13 (1.03) | −0.03 | 0.00 |
| Overall improvement (CGI-I) | 2.33 (0.82) | 1.88 (0.74) | 1.81 | 0.58 |
Note: ADIS = Anxiety Diagnostic Interview Schedule; CGI-I – Clinical Global Impressions – Improvement; CGI-S = Clinical Global Impressions – Severity; clinician = clinician diagnostician; dx = diagnosis, MASC=Multidimensional anxiety scale for children; tx = treatment
*
p <0.05