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Table 3 Psychiatric comorbidities at enrollment for long-acting injectable antipsychotic therapy vs oral antipsychotic therapy cohortsa

From: The Research and Evaluation of Antipsychotic Treatment in Community Behavioral Health Organizations, Outcomes (REACH-OUT) study: real-world clinical practice in schizophrenia

 

LAI APT

 
 

Total

n = 599

New Users

n = 214

Continuous Users

n = 385

Oral APT

n = 281

Age when first hospitalized for symptoms of diagnosis, years

n

480

164

316

180

 Mean (SD)

24.2 (8.35)

24.1 (8.10)

24.3 (8.49)

26.2 (10.24)

P value (LAI APT vs oral APT)

0.020

0.034

0.033

 

Time from first hospitalization to enrollment, years

n

471

160

311

173

 Mean (SD)

16.9 (12.11)

14.8 (11.94)

17.9 (12.08)

14.5 (11.39)

P value (LAI APT vs oral APT)

0.025

0.813

0.002

 

Age when first diagnosed with schizophrenia or bipolar I, years

n

287

91

196

105

 Mean (SD)

25.9 (9.66)

25.3 (9.38)

26.1 (9.80)

29.1 (13.34)

P value (LAI APT vs oral APT)

0.022

0.020

0.042

 

Time from diagnosis to enrollment, years

n

275

86

189

102

 Mean (SD)

15.0 (12.63)

12.2 (11.37)

16.3 (13.00)

11.9 (13.47)

P value (LAI APT vs oral APT)

0.041

0.890

0.008

 

Age at first experience of symptoms, years

n

475

164

311

196

 Mean (SD)

22.3 (8.25)

21.9 (8.02)

22.5 (8.38)

23.9 (10.17)

P value (LAI APT vs oral APT)

0.048

0.033

0.107

 

Time from first experience of symptoms to enrollment, years

n

464

159

305

190

 Mean (SD)

18.4 (12.26)

17.0 (12.14)

19.1 (12.28)

17.2 (12.41)

P value (LAI APT vs oral APT)

0.269

0.875

0.098

 

Any psychiatric hospitalization prior to enrollment

n

533

184

349

250

n (%)

118 (22.1)

59 (32.1)

59 (16.9)

55 (22.0)

P value (LAI APT vs oral APT)

1.000

0.018

0.140

 

Time from the most recent psychiatric hospitalization to enrollment, days

n

118

59

59

54

 Mean (SD)

97.7 (139.32)

65.7 (48.13)

129.7 (186.42)

61.8 (43.91)

P value (LAI APT vs oral APT)

0.012

0.658

0.008

 

Any all-cause hospitalization prior to enrollment

n

533

184

349

250

n (%)

131 (24.6)

68 (37.0)

63 (18.1)

65 (26.0)

P value (LAI APT vs oral APT)

0.718

0.012

0.019

 

Time from the most recent all-cause hospitalization to enrollment, days

n

131

68

63

63

 Mean (SD)

96.1 (133.62)

67.4 (50.56)

127.0 (181.11)

65.5 (45.95)

P value (LAI APT vs oral APT)

0.020

0.828

0.011

 

Any psychiatric ED visit prior to enrollment

n

495

166

329

229

n (%)

62 (12.5)

31 (18.7)

31 (9.4)

34 (14.8)

P value (LAI APT vs oral APT)

0.410

0.343

0.058

 

Any all-cause ED visit prior to enrollment

n

495

166

329

229

n (%)

85 (17.2)

41 (24.7)

44 (13.4)

41 (17.9)

P value (LAI APT vs oral APT)

0.830

0.104

0.153

 
  1. APT antipsychotic therapy, ED emergency department, LAI long-acting injectable (includes paliperidone palmitate long-acting injectable and risperidone long-acting injectable), SD standard deviation
  2. aAll subjects with schizophrenia