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Table 2 CATIE population baseline scale scores by PANSS Item G12 insight rating

From: Impaired insight in schizophrenia: impact on patient-reported and physician-reported outcome measures in a randomized controlled trial

Assessments, mean (SD)

PANSS Item G12 Rating

 

1 Absent

n = 309

2 Minimal

n = 258

3 Mild

n = 387

4 Moderate

n = 339

5 Moderate-Severe

n = 80

6/7 Severe/Extreme

n = 58

P value*

Patient-reported outcomes

 Mental/emotional health item

58.5 (26.3)

58.0 (26.1)

59.1 (26.1)

59.0 (27.7)

72.7 (26.7)

74.1 (28.5)

< 0.0001

 SF-12 PCS

47.7 (10.8)

47.7 (10.1)

48.1 (10.6)

48.3 (9.9)

50.5 (7.8)

50.3 (8.1)

< 0.0001

 SF-12 MCS

39.7 (12.0)

40.2 (11.0)

40.0 (11.5)

41.4 (11.2)

44.4 (11.9)

49.1 (11.7)

< 0.0001

Schizophrenia severity

 CGI-S

3.7 (1.0)

3.8 (0.9)

3.9 (0.9)

4.2 (0.9)

4.5 (1.0)

4.6 (1.0)

< 0.0001

 PGI-S

3.5 (1.5)

3.6 (1.6)

3.6 (1.5)

3.6 (1.6)

3.0 (1.7)

2.6 (1.7)

< 0.0001

PANSS components**

 Negative

17.5 (6.4)

20.1 (5.8)

21.6 (6.1)

23.3 (6.9)

24.1 (7.2)

27.1 (8.0)

< 0.0001

 Positive

14.2 (5.3)

15.5 (4.8)

17.0 (4.8)

18.7 (5.7)

19.1 (6.0)

20.0 (6.2)

< 0.0001

 Cognitive

13.5 (4.2)

16.5 (4.2)

18.2 (4.0)

20.6 (4.4)

23.2 (4.7)

24.8 (5.6)

< 0.0001

 Emotional discomfort

10.6 (4.2)

11.2 (3.6)

11.4 (3.6)

11.2 (3.9)

10.3 (3.6)

9.1 (3.2)

< 0.0001

 Hostility

6.0 (2.5)

6.7 (2.5)

7.5 (2.8)

7.5 (3.1)

8.1 (3.2)

7.8 (3.8)

< 0.0001

Neurocognitive Composite Score (MCCB)***

51.3 (9.8)

51.3 (9.7)

49.8 (9.3)

48.7 (11.1)

46.8 (10.0)

49.2 (9.7)

0.1648

Calgary total score

5.0 (4.8)

4.9 (4.3)

4.8 (4.4)

4.3 (4.3)

2.9 (3.7)

2.1 (2.4)

< 0.0001

  1. Abbreviations: CGI-S Clinical Global Impression–Severity, MCCB MATRICS Consensus Cognitive Battery, MCS Mental Component Summary, PANSS Positive and Negative Syndrome Scale, PCS Physical Component Summary, PGI-S, Patient Global Impression–Severity, SF-12 12-Item Short-Form Health Survey
  2. *Overall difference
  3. **Based on West Haven Veterans Administration sample [35]
  4. ***MCCB was standardized to a baseline cohort from 5 other component scores (mean = 0; standard deviation = 1). The T-score reported was calculated as 50 + 50 + 10 × Neuro_SS, a normative value used for MCCB