Table 1 Modelled proportions of responders defined using different cutoffs in SSRI- and placebo-treated patients; n = 5424 (SSRI) and 2485 (placebo).

From: Impact of chosen cutoff on response rate differences between selective serotonin reuptake inhibitors and placebo

 

Modelled proportions of responders

   

HDRS-17-sum: remaining proportion of symptoms

SSRI

Placebo

Difference

p

Odds ratio (95% Cl)

0%

1.6%

1.6%

0.0%

0.99

1.00 (0.62–1.61)

≤10%

6.6%

5.0%

1.6%

0.03

1.34 (1.03–1.74)

≤20%

15.5%

10.0%

5.5%

<0.0001

1.65 (1.37–1.99)

≤20% (excluding 15–25%)

11.7%

8.2%

3.5%

0.0002

1.48 (1.20–1.82)

≤20% (excluding 10–30%)

9.2%

6.3%

2.8%

0.0006

1.49 (1.19–1.87)

≤30%

28.7%

20.0%

8.7%

<0.0001

1.61 (1.39–1.86)

≤40%

42.3%

29.7%

12.6%

<0.0001

1.73 (1.52–1.97)

≤50%

54.6%

42.1%

12.5%

<0.0001

1.65 (1.47–1.87)

≤50% (excluding 45–55%)

52.5%

39.1%

13.4%

<0.0001

1.72 (1.52–1.95)

≤50% (excluding 40–60%)

51.9%

37.9%

14.0%

<0.0001

1.77 (1.55–2.01)

≤60%

65.7%

52.4%

13.3%

<0.0001

1.74 (1.55–1.96)

≤70%

74.8%

63.4%

11.5%

<0.0001

1.72 (1.52–1.94)

≤80%

82.7%

72.2%

10.5%

<0.0001

1.84 (1.61–2.11)

≤90%

89.3%

81.2%

8.1%

<0.0001

1.93 (1.65–2.26)

≤100%

95.1%

91.1%

4.0%

<0.0001

1.91 (1.54–2.38)

HDRS-6-sum: remaining proportion of symptoms

SSRI

Placebo

Difference

p

Odds ratio (95% Cl)

0%

6.7%

4.6%

2.2%

0.003

1.50 (1.15–1.97)

≤10%

13.5%

7.9%

5.6%

<0.0001

1.82 (1.48–2.23)

≤20%

19.1%

11.5%

7.6%

<0.0001

1.82 (1.54–2.16)

≤20% (excluding 15–25%)

15.8%

9.3%

6.5%

<0.0001

1.84 (1.52–2.22)

≤20% (excluding 10–30%)

14.0%

8.3%

5.6%

<0.0001

1.78 (1.46–2.17)

≤30%

30.7%

19.2%

11.5%

<0.0001

1.86 (1.61–2.15)

≤40%

43.2%

28.9%

14.3%

<0.0001

1.87 (1.65–2.13)

≤50%

58.3%

42.1%

16.3%

<0.0001

1.93 (1.71–2.18)

≤50% (excluding 45–55%)

54.5%

38.2%

16.3%

<0.0001

1.94 (1.71–2.20)

≤50% (excluding 40–60%)

54.2%

37.3%

16.9%

<0.0001

1.99 (1.75–2.26)

≤60%

66.7%

50.4%

16.3%

<0.0001

1.97 (1.75–2.22)

≤70%

74.9%

59.0%

15.9%

<0.0001

2.07 (1.83–2.34)

≤80%

82.1%

67.4%

14.8%

<0.0001

2.22 (1.95–2.54)

≤90%

88.0%

76.5%

11.5%

<0.0001

2.26 (1.95–2.61)

≤100%

96.1%

92.5%

3.5%

<0.0001

1.97 (1.56–2.49)

Depressed mood: change from baseline

SSRI

Placebo

Difference

p

Odds ratio (95% Cl)

−4

1.6%*

0.6%*

1.0%*

0.0002*

2.72 (1.57–4.70)*

≤−3

14.9%

7.8%

7.2%

<0.0001

2.08 (1.75–2.47)

≤−2

55.8%

39.1%

16.6%

<0.0001

1.96 (1.73–2.22)

≤−1

82.7%

69.1%

13.6%

<0.001

2.13 (1.87–2.44)

≤0

98.7%

96.7%

2.1%

<0.0001

2.73 (2.00–3.73)

  1. *Unmodelled LOCF population.