Table 3 Mean reduction in symptom score for each category of PGI-I and severity category at 3-month follow-up

Very much better

35

1.74 (0.80–2.68)

81

4.07 (3.35–4.80)

17

6.59 (4.40–8.78)^c

Much better

69

0.38 (-0.09–0.85)^a

184

2.61 (2.22–3.00)

51

4.55 (3.53–5.57)^{c, d}

A little better

125

-0.25 (-0.57–0.07)^a

467

1.33 (1.10–1.57)

130

3.58 (3.08–4.09)^{d, e}

No change

114

-0.49 (-0.88 - -0.10)^a

308

0.24 (-0.08–0.56)^b

116

1.73 (1.15–2.32)^f

Worse

11

-3.82 (-5.92 - -1.72)

19

-1.26 (-2.46 - -0.06)^b

6

1.50 (-2.52–5.52)^e,f

Total

354

1059

320