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Table 2 Direct cost for previous one month

From: Excess cost of non-remission among outpatients with major depressive disorder

Direct cost for previous one month

New MDD

Remitted MDD

Non-remitted MDD

p

Statistics

Testa)

(N = 128)

(N = 100)

(N = 109)

Outpatient cost

      

 Number of visits to clinics

2.17 ± 1.39(2.00)

2.34 ± 1.51(2.00)

2.91 ± 2.27(2.00)

0.0043b)

F = 5.53

a = b < c

 Cost of an outpatient treatment($)

77.30 ± 74.43(56.39)

65.94 ± 78.26(50.91)

67.07 ± 58.17(49.09)

N.S.

  

Transportation expenses

      

 Transportation expense for treated MDD

11.18 ± 15.17(7.27)

13.62 ± 31.47(4.18)

15.77 ± 19.09(9.09)

0.0045c)

χ2 = 10.79

a = b < c

 Time spent for transportation (hour)

1.62 ± 1.61(1.00)

1.66 ± 2.01(1.00)

1.91 ± 2.28(1.33)

N.S.

  

Supplementary therapy

      

 Number of subjects

9

9

12

   

 Average monthly number of supplementary therapy

6.11 ± 8.10(2.00)

9.33 ± 9.99(3.00)

12.25 ± 11.94(7.50)

N.S.

  

 Average cost of supplementary therapy($)

64.95 ± 108.05(18.18)

51.31 ± 68.00(9.09)

56.35 ± 86.79(9.45)

N.S.

  

 Type of supplementary therapy, n(%)

      

  Health supplements

3(33.3)

1(11.1)

2(16.7)

N.S.

  

  Chinese medicine, acupuncture

1(11.1)

1(11.1)

3(25.0)

   

  Yoga, meditation, massage

4(44.4)

5(55.6)

7(58.3)

   

  Physical therapy, exercise

1(11.1)

1(11.1)

0(0.0)

   

  Etc.

0(0.0)

1(11.1)

0(0.0)

   

Direct medical cost d)

90.59 ± 84.77(59.09)

76.36 ± 81.47(54.55)

90.36 ± 85.45(61.99)

N.S.

  

Direct non-medical cost e)

21.10 ± 55.11(9.09)

25.49 ± 52.99(5.64)

44.79 ± 126.55(14.55)

0.0015 c)

χ2 = 12.99

a = b < c

  1. a)Tukey’s Post-hoc test.
  2. b)Difference between groups (ANOVA).
  3. c)Difference between groups (Kruskal-Wallis test).
  4. d)Direct cost = number of outpatient treatment × cost of an outpatient treatment.
  5. e)Direct non-medical cost = transportation expense for treated MDD × number of outpatient treatment during the past month + average cost of supplementary therapy × average monthly number of supplementary therapy.
  6. Note: Denominator of percentage is the number of subjects in the column.
  7. Categorical variables are displayed as the number of subjects (percentage of subjects).
  8. Continuous variables are displayed as mean ± standard deviation (median).