Gjerdingen DK, Yawn BP: Postpartum Depression Screening: Importance, Methods, Barriers, and Recommendations for Practice. J Am Board Fam Med. 2007, 20: 280-288. 10.3122/jabfm.2007.03.060171.

Article
PubMed
Google Scholar

Cox JL, Holden JM, Sagovsky R: Detection of postnatal depression. Development of the 10-item Edinburgh Postnatal Depression Scale. Br J Psychiatry. 1987, 150: 782-786. 10.1192/bjp.150.6.782.

Article
CAS
PubMed
Google Scholar

Eberhard-Gran M, Eskild A, Tambs K, Opjordsmoen S, Samuelsen SO: Review of validation studies of the Edinburgh Postnatal Depression Scale. Acta Psychiatr Scand. 2001, 104: 243-249. 10.1034/j.1600-0447.2001.00187.x.

Article
CAS
PubMed
Google Scholar

Gibson J, McKenzie-McHarg K, Shakespeare J, Price J, Gray R: A systematic review of studies validating the Edinburgh Postnatal Depression Scale in antepartum and postpartum women. Acta Psychiatr Scand. 2009, 119: 350-364. 10.1111/j.1600-0447.2009.01363.x.

Article
CAS
PubMed
Google Scholar

Halbreich U, Karkun S: Cross-cultural and social diversity of prevalence of postpartum depression and depressive symptoms. J Affect Disord. 2006, 91: 97-111. 10.1016/j.jad.2005.12.051.

Article
PubMed
Google Scholar

Phillips J, Charles M, Sharpe L, Matthey S: Validation of the subscales of the Edinburgh Postnatal Depression Scale in a sample of women with unsettled infants. J Affect Disord. 2009, 118: 101-112. 10.1016/j.jad.2009.02.004.

Article
PubMed
Google Scholar

Tuohy A, McVey C: Subscales measuring symptoms of non-specific depression, anhedonia, and anxiety in the Edinburgh Postnatal Depression Scale. Br J Clin Psychol. 2008, 47: 153-169. 10.1111/j.2044-8260.2008.tb00463.x.

Article
PubMed
Google Scholar

Bowen A, Bowen R, Maslany G, Muhajarine N: Anxiety in a socially high-risk sample of pregnant women in Canada. Can J Psychiatry. 2008, 53: 435-440.

PubMed
Google Scholar

Small R, Lumley J, Yelland J, Brown S: The performance of the Edinburgh Postnatal Depression Scale in English speaking and non-English speaking populations in Australia. Soc Psychiatry Psychiatr Epidemiol. 2007, 42: 70-78. 10.1007/s00127-006-0134-3.

Article
PubMed
Google Scholar

Mazhari S, Nakhaee N: Validation of the Edinburgh Postnatal Depression Scale in an Iranian sample. Arch Womens Ment Health. 2007, 10: 293-297. 10.1007/s00737-007-0204-x.

Article
CAS
PubMed
Google Scholar

Campo-Arias A, Ayola-Castillo C, Peinado-Valencia HM, Amor-Parra M, Cogollo Z: Validating the Edinburgh Postnatal Depression Scale's internal consistency and factor structure amongst pregnant women in Cartagena, Colombia. Rev Colomb Obstet Gynecol. 2007, 58: 277-283.

Google Scholar

Pallant JF, Miller RL, Tennant A: Evaluation of the Edinburgh Post Natal Depression Scale using Rasch analysis. BMC Psychiatry. 2006, 6: 28-10.1186/1471-244X-6-28.

Article
PubMed
PubMed Central
Google Scholar

Chabrol H, Teissedre F: Relation between Edinburgh Postnatal Depression Scale scores at 2-3 days and 4-6 weeks postpartum. J Reprod Infant Psychol. 2004, 22: 33-39. 10.1080/02646830310001643067.

Article
Google Scholar

Ross LE, Gilbert Evans SE, Sellers EM, Romach MK: Measurement issues in postpartum depression part 1: anxiety as a feature of postpartum depression. Arch Womens Ment Health. 2003, 6: 51-57. 10.1007/s00737-002-0155-1.

Article
CAS
PubMed
Google Scholar

Brouwers EP, van Baar AL, Pop VJ: Does the Edinburgh Postnatal Depression Scale measure anxiety?. J Psychosom Res. 2001, 51: 659-663. 10.1016/S0022-3999(01)00245-8.

Article
CAS
PubMed
Google Scholar

Des Rivieres-Pigeon C, Seguin L, Brodeur JM, Perreault M, Boyer G, Colin C, Goulet L: [The Edinburgh Postnatal Depression Scale: the validity of its Quebec version for a population low socioeconomic status mothers]. Can J Commun Ment Health. 2000, 19: 201-214.

Article
CAS
PubMed
Google Scholar

Pop VJ, Komproe IH, van Son MJ: Characteristics of the Edinburgh Post Natal Depression Scale in The Netherlands. J Affect Disord. 1992, 26: 105-110. 10.1016/0165-0327(92)90041-4.

Article
CAS
PubMed
Google Scholar

Matthey S: Using the Edinburgh Postnatal Depression Scale to screen for anxiety disorders. Depress Anxiety. 2008, 25: 926-931. 10.1002/da.20415.

Article
PubMed
Google Scholar

Jomeen J, Martin CR: Replicability and stability of the multidimensional model of the Edinburgh Postnatal Depression Scale in late pregnancy. J Psychiatr Ment Health Nurs. 2007, 14: 319-324. 10.1111/j.1365-2850.2007.01084.x.

Article
CAS
PubMed
Google Scholar

Wilson M: Construct Maps. Constructing measures: An item response modeling approach. 2005, Mahwah, NJ: Lawrence Erlbaum Associates, Publishers, 23-38.

Google Scholar

Brown TA: Confirmatory Factor Analysis for Applied Research. 2006, New York, NY: The Guilford Press

Google Scholar

Reise SP, Morizot J, Hays RD: The role of the bifactor model in resolving dimensionality issues in health outcomes measures. Qual Life Res. 2007, 16 (Suppl 1): 19-31.

Article
PubMed
Google Scholar

Santos MFS, Martins FC, Pasquali L: [Post-natal Depression Self-Rating Scales: Brazilian Study]. Rev Psiq Clin. 1999, 26: 32-40.

Google Scholar

Loehlin JC: Latent Variable Models: An Introduction to Factor, Path, and Structural Equation Analysis. 2003, Mahwah, NJ: Lawrence Erlbaum, 4

Google Scholar

Muthén B, Asparouhov T: Latent variable analysis with categorical outcomes: Multiple-group and growth modeling in Mplus. Book Latent variable analysis with categorical outcomes: Multiple-group and growth modeling in Mplus (Editor ed.^eds.) City. 2002, 4: 1-22.

Google Scholar

Finney SJ, DiStefano C: Non-normal and categorical data in structural equation modeling. Structural Equation Modeling: A Second Course. Edited by: Hancock GR, Mueller RO. 2006, Greenwich, Connecticut: Information Age Publishing, 269-314.

Google Scholar

Hu L, Bentler P: Cutoff criteria for fit indexes in covariance structure analysis: Conventional criteria versus new alternatives. Struct Eq Model. 1999, 6: 1-55.

Article
Google Scholar

Hu LT, Bentler PM: Fit indices in covariance structure modeling: Sensitivity to underparameterized model misspecification. Psychol Meth. 1998, 3: 424-453.

Article
Google Scholar

Browne MW, Cudeck R: Alternative ways of assessing model fit. Testing structural equation models. Edited by: Bollen KA, Long JS. 1993, London: Sage Publications Inc, 136-162.

Google Scholar

Muthén LK, Muthén BO: Mplus User's Guide. 1998, Los Angeles, CA: Muthén & Muthén, Fifth

Google Scholar

Kline RB: Principles and Practice of Structural Equation Modeling. 2005, New York, NY: The Guilford Press, 2

Google Scholar

Tucker LR, Lewis C: A reliability coefficient for maximum likelihood factor analysis. Psychometrika. 1973, 38: 1-10. 10.1007/BF02291170.

Article
Google Scholar

Marsh HW, Muthén B, Asparouhov A, Lüdtke O, Robitzsch A, Morin AJS, Trautwein U: Exploratory Structural Equation Modeling, Integrating CFA and EFA: Application to Students' Evaluations of University Teaching. Struct Equ Modeling. 2009, 16: 439-476. 10.1080/10705510903008220.

Article
Google Scholar

Gorsuch RL: Factor analysis. 1983, Hillsdale, NJ: Lawrence Erlbaum, 2

Google Scholar

Hair JF, Black B, Babin B, Anderson RE, Tatham RL: Multivariate data analysis. 2007, Englewood Cliffs, NJ: Prentice-Hall, 6

Google Scholar

Raykov T, Shrout P: Reliability of scales with general structure: point and interval estimation using a structural equation modeling approach. Struct Equ Modeling. 2002, 9: 195-212. 10.1207/S15328007SEM0902_3.

Article
Google Scholar

Fornell C, Larcker DF: Evaluating structural equation models with unobservable variables and measurement error. J Marketing Res. 1981, 18: 39-50. 10.2307/3151312.

Article
Google Scholar

Efron B, Tibshirani R: An Introduction to the Bootstrap. 1993, London, UK: Chapman and Hall

Book
Google Scholar

Raykov T: Analytic estimation of standard error and confidence interval for scale reliability. Multivariate Behav Res. 2002, 37: 89-103. 10.1207/S15327906MBR3701_04.

Article
PubMed
Google Scholar

Clark LA, Watson D: Tripartite model of anxiety and depression: psychometric evidence and taxonomic implications. J Abnorm Psychol. 1991, 100: 316-336.

Article
CAS
PubMed
Google Scholar

Brown TA, Chorpita BF, Barlow DH: Structural relationships among dimensions of the DSM-IV anxiety and mood disorders and dimensions of negative affect, positive affect, and autonomic arousal. J Abnorm Psychol. 1998, 107: 179-192.

Article
CAS
PubMed
Google Scholar

Mineka S, Watson D, Clark LA: Comorbidity of anxiety and unipolar mood disorders. Annu Rev Psychol. 1998, 49: 377-412. 10.1146/annurev.psych.49.1.377.

Article
CAS
PubMed
Google Scholar

Krueger RF, Finger MS: Using item response theory to understand comorbidity among anxiety and unipolar mood disorders. Psychol Assess. 2001, 13: 140-151.

Article
CAS
PubMed
Google Scholar

Simms LJ, Gros DF, Watson D, O'Hara MW: Parsing the general and specific components of depression and anxiety with bifactor modeling. Depress Anxiety. 2008, 25: E34-46. 10.1002/da.20432.

Article
PubMed
Google Scholar

Chen FF, West SG, Sousa KH: A Comparison of Bifactor and Second-Order Models of Quality of Life. Multivariate Behav Res. 2006, 41: 189-225. 10.1207/s15327906mbr4102_5.

Article
PubMed
Google Scholar

Satorra A, Bentler PM: A scaled difference chi-square test statistic for moment structure analysis. Psychometrika. 2001, 66: 507-514. 10.1007/BF02296192.

Article
Google Scholar

Embretson SE, Reise SP: Item response theory for psychologists. 2000, Maheah, New Jersey: Lawrence Erlbaum Associates, Publishers

Google Scholar

Sijtsma K, Molenaar IW: Introduction to nonparametric item response theory. 2002, Thousand Oaks: Sage Publications, Inc

Book
Google Scholar

Muthén BO: Appendix 11 - Estimation of factor scores. Mplus - Statistical Analysis with Latent Variables Technical Appendices. 1998, Los Angeles, CA: Muthén & Muthén

Google Scholar

StataCorp: Stata Statistical Software: Release 10. 2007, College Station (TX): Stata Corporation

Google Scholar

Hardouin JB, Bonnaud-Antignac A, Sebille V: Nonparametric item response theory using Stata. Stata J. 2011, 11: 30-51.

Google Scholar

Molenaar IW, Sijtsma K, Boer P: MSP5 for Windows. User's Manual for MSP5 for Windows: A Program for Mokken Scale Analysis for Polytomous Items (Version 5.0). 2000, Groningen, the Nederlands: iec ProGAMMA

Google Scholar

Montazeri A, Torkan B, Omidvari S: The Edinburgh Postnatal Depression Scale (EPDS): translation and validation study of the Iranian version. BMC Psychiatry. 2007, 7: 11-10.1186/1471-244X-7-11.

Article
PubMed
PubMed Central
Google Scholar

Alloy L, Kelly K, Mineka S, Clements C: Comorbidity in anxiety and depressive disorders: a helplessness/hopelessness perspective. Comorbidity of mood and anxiety disorders. Edited by: Maser JD, Cloninger CR. 1990, Washington, DC: American Psychiatry Press, 499-543.

Google Scholar

Bowlby J: Attachment and Loss. 1973, New York, NY: Basic Books

Google Scholar

Mineka S, Suomi SJ: Social separation in monkeys. Psychol Bull. 1978, 85: 1376-1400.

Article
CAS
PubMed
Google Scholar

Halbreich U, Kahn LS: Atypical depression, somatic depression and anxious depression in women: are they gender-preferred phenotypes?. J Affect Disord. 2007, 102: 245-258. 10.1016/j.jad.2006.09.023.

Article
PubMed
Google Scholar

Kendler KS: Major depression and generalised anxiety disorder: same genes, (partly) different environments - revisited. Br J Psychiatry. 1996, 168 (Suppl 30): 68-75.

Google Scholar

Kendler KS, Gardner CO, Gatz M, Pedersen NL: The sources of co-morbidity between major depression and generalized anxiety disorder in a Swedish national twin sample. Psychol Med. 2007, 37: 453-462. 10.1017/S0033291706009135.

Article
PubMed
Google Scholar

Stahl SM: Mixed anxiety and depression: clinical implications. J Clin Psychiatry. 1993, 54 (Suppl): 33-38.

PubMed
Google Scholar

Herdman M, Fox-Rushby J, Badia X: A model of equivalence in the cultural adaptation of HRQol instruments: the universalist approach. Qual Life Res. 1998, 7: 323-335. 10.1023/A:1008846618880.

Article
CAS
PubMed
Google Scholar