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Eating and Weight Disorders - Studies on Anorexia, Bulimia and Obesity

ORIGINAL ARTICLE

Assessing psychopathology in bariatric surgery candidates: discriminant validity of the SCL-90-R and SCL-K-9 in a large sample of patients

Emanuela Bianciardi

1

· PaoloGentileschi

2

· CinziaNiolu

1

· MarcoInnamorati

3

· MariantoniettaFabbricatore

3

LorenzoMariaContini

1

· LeonardoProcenesi

1

· AlbertoSiracusano

1

· ClaudioImperatori

3 Received: 8 August 2020 / Accepted: 29 October 2020

© The Author(s) 2020

Abstract

Purpose

Methods

Results

≥0.70,p<0.001).

Conclusion

Our results suggest that the SCL-90-R and the SCL-K-9 may represent rst-level screening tests identifying

at-risk patients, eligible for a more expensive or time-consuming clinical assessment.

Level of evidence

LevelV,cross-sectional,descriptivestudy.

Keywords

Bariatricsurgery ·Bingeeatingdisorder ·Majordepressivedisorder ·Obesity ·Psychosocialassessment ·SCL-

90-R ·SCL-K-9Introduction

surgery[ multidisciplinary[ 3].

Accordingtothemostrecentmeta-analysis[

4]con-

5].

surgery,particularlywhenapropertreatmentisdevelopedThis article is part of the Topical Collection on Obesity surgery

and eating and weight disorders.

Electronic supplementary material

Theonlineversionofthis

article( https ://doi.org/10.1007/s4051

9-020-01068

-2 )contains *EmanuelaBianciardi bianciardi@med.uniroma2.it 1

PsychiatricChair,Departmentof SystemsMedicine,

Universityof Rome"TorVergata",ViaCracovia,50,

00133 Rome,Italy

2 ObesityUnit,Departmentof Surgery,Universityof Rome"TorVergata",Rome,Italy 3

Cognitiveand ClinicalPsychologyLaboratory,Departmentof HumanScience,EuropeanUniversityof Rome,Rome,Italy

Eating and Weight Disorders - Studies on Anorexia, Bulimia and Obesity 1 3 7].In atinginstrumentsisofcriticalimportance. calinterviewaswell[

8].Thoughontheonehand,itwas

maybevulnerabletoseveralbiases[

9],ontheotherhand,

cialistwithexpertiseinthefieldofBS[ 10 evaluation[ 11 ].TheSCL-90-Rdemonstratedgoodinternal 12 ].A eatingsymptoms[ 13 tion[ 4].

Materials and methods

atourhospital[ 14 ].Theprotocolincludesthepsychosocial

Participants

men;meanage:44.15

±11.45)referredtotheObesityUnit

enrolledaccordingtothefollowingcriteria:ageof18 years andolder;bodymassindex(BMI)of ≥30 kg/m 2 ;negative theabilitytocompletetheassessment.

Measures

15]to oftheSCL-90-R[ 16 ]thatincludedthebriefunidimensional versionSCL-K-9asdiscussedbelow.

TheSCL-90-R[

17 ]isa90-itemself-reporton5-point greaterseverityofself-reportedsymptoms[ 18 ].TheCron

SCL-90-R[

19 ].ItiscomposedofthenineitemsoftheSCL- theoriginalsub-scalesoftheSCL-90-R[ 19 ].Satisfactory 13 ]and non-clinicalsamples[ 19 -21].Accordingtopreviousstud- ies[ 13 Eating and Weight Disorders - Studies on Anorexia, Bulimia and Obesity 1 3

Statistical analyses

23
]andthe ≥0.70 areconsideredsatisfactory[ 25
].TheYoudenIndex[ 26
]has 2

Table S1,Table S2).

Results

PatientshadanaverageBMIof44.18 kg/m

2 (SD

7.25)and

anaverageageof43.40 years(SD =12.02:range18-73). acteristicsofthesamplearereportedinTable 1. (areaundertheROCcurve curve =0.72,95%CI[0.69,0.76],SE=0.018,p<0.001) der( disorder(Fig. 1a).Particularlyascoreof0.50orhigheron theGSI-9-K(Youdenindex =0.33)categorizedindividuals

GSI-90(Youdenindex

=0.35)categorizedindividualswith apsychiatricdisorder). Table 1

Demographicandclinicaldataofpatients

BMI bodymassindex,

GSI-90

globalseverityindexoftheSymptom OCD obsessive-compulsivedisorder

Total (

N 798)

Variables

Age - M

SD44.15±11.45

Women -

N (%)563(70.6)

Educationallevel(years) - M

SD11.29±3.50

Unemployed -

N (%)254(31.8)

Unmarried/notcohabitation -

N (%)389(48.7)

Anymedicalcomorbidity -

N (%)516(64.7) BMI - M (SD)44.18±7.24

BMI30.0-34.9 kg/m

2 N (%)49(6.1)

BMI35.0-39.9 kg/m

2 N (%)200(25.1) BMI

40 kg/m

2 N (%)549(68.8)

GSI-90 -

M (SD)0.63±0.53

GSI-9-K -

M (SD)0.72±0.69

Anypsychiatricdisorder -

N (%)362(45.4)

DSM-5psychiatricdiagnosis

BED - N (%)120(15.0) MDD - N (%)91(11.4)

Anxietydisorders -

N (%)24(3.0)

Bipolardisorders -

N (%)6(0.8) OCD - N (%)3(0.4)

Psychoticdisorders -

N (%)5(0.6)

Personalitydisorders -

N (%)14(1.8) BED MDD - N (%)67(8.4) BED anxietydisorders - N (%)12(1.5) BED bipolardisorders4(0.5) BED

OCD3(0.4)

BED psychoticdisorders - N (%)3(0.4) BED personalitydisorders - N (%)10(1.3) Eating and Weight Disorders - Studies on Anorexia, Bulimia and Obesity 1 3 nosis( tistics(Fig. 1b)forboththeGSI-9-K(areaundertheROC curve theGSI-90(areaundertheROCcurve =0.77,95%CI[0.73,

0.81],SE

higherontheGSI-9-K(Youdenindex =0.40)categorized orhigherontheGSI-90(Youdenindex =0.44)categorized diagnosis( diagnosis( factorystatistics(Fig. 1c)forboththeGSI-9-K(areaunderthe

ROCcurve

=0.71,95%CI[0.67,0.76],SE=0.022,p<0.001) andtheGSI-90(areaundertheROCcurve =0.75,95%CI [0.71,0.79],SE

0.020,p<0.001).Particularlyascoreof

0.50orhigherontheGSI-9-K(Youdenindex

=0.34)catego- ontheGSI-90(Youdenindex =0.38)categorizedindividuals aBEDdiagnosis). Fig. 1 N N

158) and

thosewithoutanypsychiatricdisorder( N

436).cROCcurvegraph

psychiatricdisorder( Nquotesdbs_dbs45.pdfusesText_45

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