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. 2017 Sep 25;27(1):e1577. doi: 10.1002/mpr.1577

Table 3.

Results of the multinomial logistic regression analyses predicting GP versus GDS, HADS and SCID

RRR 95% ci RRR 95% ci RRR 95% ci Wald
Model II GP/HADS GPa (N = 137) GDSb (N = 110) GP & GDSc (N = 95)
GP related variables
Age 1.01 0.95;1.06 1.01 0.95;1.08 0.97 0.90;1.04 X 2 = 1.35 p ≥ 0.05
Male 1.35 0.85;2.13 0.97 0.59;1.60 1.03 0.59;1.79 X 2 = 1.82 p ≥ 0.05
Work experience 0.97 0.92;1.02 0.99 0.93;1.05 1.01 0.94;1.08 X 2 = 1.56 p ≥ 0.05
Psychiatric/psycho‐therapeutic training 1.29 0.82;2.03 0.74 0.44;1.22 0.70 0.39;1.23 X 2 = 4.87 p ≥ 0.05
Experience in treatment of mental illnesses 1.62* 1.05;2.51 0.95 0.59;1.56 1.60 0.94;2.74 X 2 = 7.03 p ≥ 0.05
Patient‐related variables
Age 1.03 0.98;1.08 1.02 0.97;1.08 1.01 0.95;1.07 X 2 = 1.38 p ≥ 0.05
Male 0.38** 0.22;0.66 1.02 0.59;1.77 0.81 0.43;1.56 X 2 = 11.87 p < 0.01
Educationj X 2 = 10.91 p ≥ 0.05
Low Ref. Ref. Ref.
Middle 0.52* 0.32;0.89 1.41 0.82;2.42 1.48 0.81;2.71
High 0.95 0.51;1.76 1.04 0.51;2.13 1.11 0.49;2.53
Marital status X 2 = 3.60 p ≥ 0.05
Married Ref. Ref. Ref.
Single/divorced 1.48 0.73;3.01 1.04 0.43;2.48 0.98 0.38;2.51
Widowed 1.19 0.72;1.99 1.39 0.80;2.44 1.41 0.76;2.62
IADL/ADL, impaired 1.34 0.83;2.16 2.03* 1.12;3.70 1.70 0.90;3.22 X 2 = 7.27 p ≥ 0.05
CDS 0.98 0.91;1.06 1.13** 1.04;1.22 0.95 0.87;1.05 X 2 = 12.31 p < 0.01
Vas EQ‐5D 0.99 0.98;1.01 0.96*** 0.94;0.97 0.95*** 0.94;0.97 X 2 = 65.51 p < 0.001
Intake of antidepressants 13.90*** 8.01;24.12 1.39 0.59;3.29 10.85*** 5.55;21.23 X 2 = 110.38 p < 0.001
MMSE 1.00 0.90;1.10 0.92 0.84;1.01 0.92 0.83;1.02 X 2 = 4.51 p ≥ 0.05
HADS anxiety subscale 1.12** 1.03;1.20 1.37*** 1.27;1.49 1.44*** 1.32;1.57 X 2 = 87.44 p < 0.001
ESSI (high) 1.17 0.66;2.05 1.96* 1.12;3.42 1.88* 1.01;3.53 X 2 = 7.19 p ≥ 0.05
N 989
Nagelkerkes R 2 0.26
Log likelihood −743.28
Model II GP/HADS GP d (N = 148) HADS e (N = 93) GP & HADS f (N = 84)
GP related variables
Age 0.97 0.92;1.03 1.00 0.93;1.06 1.03 0.96;1.10 X 2 = 2.13 p ≥ 0.05
Male 1.31 0.85;2.03 0.70 0.42;1.17 0.81 0.45;1.47 X 2 = 4.57 p ≥ 0.05
Work experience 1.01 0.96;1.07 1.03 0.96;1.09 0.95 0.89;1.01 X 2 = 3.92 p ≥ 0.05
Psychiatric/psycho‐therapeutic training 1.22 0.79;1.89 1.00 0.60;1.66 0.82 0.45;1.48 X 2 = 1.63 p ≥ 0.05
Experience in treatment of mental illnesses 1.53* 1.01;2.31 0.88 0.53;1.45 1.84* 1.05;3.24 X 2 = 7.94 p < 0.05
Patient‐related variables
Age 1.02 0.97;1.07 1.08** 1.03;1.14 1.05 0.99;1.12 X 2 = 10.11 p < 0.05
Male 0.42** 0.25;0.72 2.11** 1.21;3.68 1.04 0.52;2.09 X 2 = 19.58 p < 0.001
Educationj X 2 = 6.55 p ≥ 0.05
Low Ref. Ref. Ref.
Middle 0.57* 0.34;0.95 0.84 0.48;1.49 1.14 0.61;2.15
High 0.99 0.55;1.79 0.83 0.41;1.69 0.83 0.34;2.02
Marital status X 2 = 7.29 p ≥ 0.05
Married Ref. Ref. Ref.
Single/divorced 1.45 0.72;2.92 2.22 0.95;5.16 1.53 0.60;3.92
Widowed 1.23 0.76;1.99 1.99* 1.12;3.55 1.41 0.73;2.71
IADL/ADL 1.21 0.77;1.91 2.15* 1.17;3.98 2.18* 1.08;4.39 X 2 = 9.62 p < 0.05
CDS 0.99 0.92;1.06 1.12** 1.03;1.22 0.91 0.83;1.01 X 2 = 12.63 p < 0.01
Vas EQ‐5D 0.99 0.98;1.00 0.98** 0.97;0.99 0.97*** 0.95;0.98 X 2 = 25.49 p < 0.001
Intake of antidepressants 12.27*** 7.31;20.58 0.89 0.32;2.48 10.21*** 5.20;20.08 X 2 = 110.67 p < 0.001
MMSE 1.00 0.91;1.09 1.13* 1.01;1.27 1.02 0.91;1.15 X 2 = 4.85 p ≥ 0.05
HADS anxiety subscale 1.08* 1.01;1.16 1.30*** 1.20;1.41 1.44*** 1.32;1.58 X 2 = 79.86 p < 0.001
ESSI (high) 1.04 0.60;1.79 1.91* 1.09;3.36 1.98* 1.05;3.75 X 2 = 8.22 p < 0.05
N 989
Nagelkerkes R 2 0.24
Log likelihood −742.96
Model III GP/SCID GP g (N = 188) SCID h (N = 27) GP & SCID i (N = 44)
GP related variables
Age 1.01 0.96;1.06 0.96 0.85;1.09 0.83** 0.72;0.95 X 2 = 8.10 p < 0.05
Male 1.45 0.97;2.16 3.80** 1.43;10.10 0.51 0.22;1.20 X 2 = 14.08 p < 0.01
Work experience 0.97 0.93;1.01 1.02 0.91;1.14 1.19* 1.04;1.36 X 2 = 10.13 p < 0.05
Psychiatric/psycho‐therapeutic training 1.22 0.82;1.82 2.04 0.85;4.87 0.66 0.29;1.50 X 2 = 5.02 p ≥ 0.05
Experience in treatment of mental illnesses 1.73** 1.19;2.54 1.76 0.74;4.14 1.38 0.64;2.98 X 2 = 8.95 p < 0.05
Patient‐related variables
Age 1.02 0.98;1.06 1.05 0.95;1.16 1.04 0.96;1.14 X 2 = 2.01 p ≥ 0.05
Male 0.52** 0.33;0.83 0.99 0.39;2.55 0.33 0.11;1.02 X 2 = 10.09 p < 0.05
Educationj X 2 = 4.89 p ≥ 0.05
Low Ref. Ref. Ref.
Middle 0.70 0.45;1.10 0.44 0.15;1.30 0.83 0.33,2.06
High 0.95 0.55;1.63 0.47 0.11;1.90 1.02 0.30;3.52
Marital status X 2 = 4.83 p ≥ 0.05
Married Ref. Ref. Ref.
Single/divorced 1.07 0.55;2.07 0.38 0.04;3.35 2.94 0.94;9.18
Widowed 1.10 0.71;1.72 0.82 0.32;2.14 1.46 0.58;3.65
IADL/ADL 1.27 0.83;1.93 0.80 0.31;2.06 1.70 0.63;4.59 X 2 = 2.34 p ≥ 0.05
CDS 0.94 0.88;1.00 1.00 0.85;1.16 0.98 0.86;1.11 X 2 = 3.39 p ≥ 0.05
Vas EQ‐5D 0.99 0.98;1.00 0.99 0.97;1.02 0.97*** 0.95;0.99 X 2 = 13.65 p < 0.01
Intake of antidepressants 11.65*** 7.17;18.93 1.03 0.21;5.06 15.74*** 6.77;36.58 X 2 = 112.35 p < 0.001
MMSE 0.98 0.91;1.06 1.10 0.90;1.34 1.07 0.90;1.26 X 2 = 1.82 p ≥ 0.05
HADS anxiety subscale 1.12** 1.05;1.19 1.44*** 1.27;1.63 1.49*** 1.32;1.67 X 2 = 65.46 p < 0.001
ESSI (high) 1.16 0.72;1.87 1.52 0.59;3.94 1.48 0.64;3.43 X 2 = 1.49 p ≥ 0.05
N 989
Nagelkerkes R 2 0.25
Log likelihood −575.90

Note: GP, general practitioner; GDS, Geriatric Depression Scale; HADS, Hospital Anxiety and Depression Scale; SCID, Structured Clinical Interview for DSM‐IV criteria; RRR, relative risk ratio; CI, confidence interval; IADL/ADL, (instrumental) activities of daily living; CDS, chronic disease score; VAS EQ‐5D, current state of health/visual analogue scale; MMSE, mini‐mental‐state examination; ESSI, Enriched Social Support Inventory.

a

GP: Depression diagnosis according to GP but not to GDS.

b

GDS: Depression diagnosis according to GDS but not to GP.

c

GP & GDS: Depression diagnosis according to both GP and GDS; Base category: No depression diagnosis according to GP and GDS.

d

GP: Depression diagnosis according to GP but not to HADS.

e

HADS: Depression diagnosis according to HADS but not to GP.

f

GP & HADS: Depression diagnosis according to both GP and HADS; Base category: No depression diagnosis according to GP and HADS.

g

GP: Depression diagnosis according to GP but not to SCID.

h

SCID: Depression diagnosis according to SCID but not to GP.

i

GP & SCID: Depression diagnosis according to both GP and SCID; Base category: No depression diagnosis according to GP and SCID.

j

Educational classification according to the new CASMIN educational classification (Brauns & Steinmann, 1999).

*

p < 0.05.

**

p < 0.01.

***

p < 0.001.