Table 1

Demographic characteristics, clinical characteristics, and self-reported responses to the social evaluative threat task of the diagnosed groups
Depression (n = 12) Social Anxiety (n = 17) Comorbid (n = 17) Control (n =16) Interaction of depression and social anxiety Main effect of having depression Main effect of having social anxiety
G2
Race (%Caucasian) 75% 71% 76% 50% 5.10 2.34 1.84
Current treatment 33% 13% 35% 0% 9.82* 7.22* .60
F
Age 39.67 (11.30) 32.82 (12.34) 29.88 (10.92) 33.64 (9.36) 2.40 .28 3.36
Incomeab 3.70 (2.11) 4.08 (1.44) 2.60 (1.55) 4.00 (1.75) 1.52 3.47 1.15
Education (years)c 15.80 (2.69) 16.06 (1.12) 14.92 (2.25) 17.80 (2.73) .48 6.27* 4.32*
Depression (BDI-II) 26.58 (13.85) 11.65 (8.82) 30.35 (10.83) 2.06 (3.15) .63 100.85* 13.88*
Social Anxiety (SPAI) 63.31 (29.67) 91.47 (26.11) 98.55 (17.81) 29.79 (28.88) 3.70 8.73* 49.71*
Anti-Depressant Load 1.75 (2.01) .41 (1.18) 1.12 (2.12) .00 (.00) 1.74 9.61* .08
Anti-Anxiety Load .33 (.65) .12 (.33) .18 (.39) .00 (.00) 1.86 3.80* .04
Perceived demands 4.78 (1.44) 5.45 (1.18) 5.45 (1.39) 3.74 (1.35) 2.31 2.29 12.09*
Perceived resources 3.94 (1.25) 3.73 (1.71) 2.96 (1.37) 5.04 (1.05) .21 6.81* 10.39*
Positive affect during speech prep 1.98 (.94) 1.90 (.68) 1.74 (.83) 2.58 (.94) 1.03 3.05 4.40*
Negative affect during speech prep 3.02 (1.21) 3.32 (1.12) 3.45 (1.04) 2.26 (.82) 1.35 2.70 7.63*
Positive affect after speech prep 2.31 (.88) 2.30 (.82) 2.13 (.59) 2.78 (1.03) .44 2.20 2.30
Negative affect after speech prep 1.22 (.46) 1.33 (.42) 1.53 (.64) 1.29 (.58) .93 .20 1.60

BDI-II = Beck Depression Inventory; SPAI = Social Phobia and Anxiety Inventory; PA = positive affect; NA = negative affect. Standard deviations are in parentheses. * p < .05.

a Income was measured on an ordinal scale (1 = less than 10 k, 2 = 10-25 k, 3 = 25-50 k, 4 = 50-75 k, 5 = 75-100 k, 6 = more than 100 k).

b N = 52 (Depression, n = 10; Social Anxiety, n = 13; Comorbid, n = 15; Control, n = 14).

c N = 50 (Depression, n = 11; Social Anxiety, n = 16; Comorbid, n = 13; Control, n = 10).

Waugh et al.

Waugh et al. Biology of Mood & Anxiety Disorders 2012 2:11   doi:10.1186/2045-5380-2-11

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