Sanja Kilian

Sanja Kilian

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Sanja Kilian

Stellenbosch University

Research Focus & Metrics

Academic Career Length

14Years (2013-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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1 January 2016 in Schizophrenia Research
Verified
Journal Article
Closed access
SMStefanie Malan-Müller
Stefanie Malan-Müller
SKSanja Kilian
Sanja Kilian
LHLeigh L. van Den Heuvel
Leigh L. van Den Heuvel
SBSoraya Bardien
Soraya Bardien
LALaila Asmal
Laila Asmal
SSSoraya Seedat
Soraya Seedat

22 December 2017 in Psychological Medicine
Verified
Journal Article
Closed access
PDF file
SKS Kilian
S Kilian
LAL Asmal
L Asmal
BCBonginkosi Chiliza
Bonginkosi Chiliza
MOM R Olivier
M R Olivier
LPL Phahladira
L Phahladira
RER Emsley
R Emsley
Background: Childhood adversity is associated with cognitive impairments in schizophrenia. However, findings to date are inconsistent and little is known about the relationship between social cognition and childhood trauma. We investigated the relationship between childhood abuse and neglect and cognitive function in patients with a first-episode of schizophrenia or schizophreniform disorder (n = 56) and matched healthy controls (n = 52). To the best of our knowledge, this is the first study assessing this relationship in patients and controls exposed to similarly high levels of trauma.Methods: Pearson correlational coefficients were used to assess correlations between Childhood Trauma Questionnaire abuse and neglect scores and cognition. For the MCCB domains displaying significant (p < 0.05) correlations, within group hierarchical linear regression, was done to assess whether abuse and neglect were significant predictors of cognition after controlling for the effect of education.Results: Patients and controls reported similarly high levels of abuse and neglect. Cognitive performance was poorer for patients compared with controls for all cognitive domains except working memory and social cognition. After controlling for education, exposure to childhood neglect remained a significant predictor of impairment in social cognition in both patients and controls. Neglect was also a significant predictor of poorer verbal learning in patients and of attention/vigilance in controls. However, childhood abuse did not significantly predict cognitive impairments in either patients or controls.Conclusion: These findings are cross sectional and do not infer causality. Nonetheless, they indicate that associations between one type of childhood adversity (i.e. neglect) and social cognition are present and are not illness-specific.

8 January 2020 in Schizophrenia
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Journal Article
Open access
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LPLebogang Phahladira
Lebogang Phahladira
HLHilmar K. Luckhoff
Hilmar K. Luckhoff
LALaila Asmal
Laila Asmal
SKSanja Kilian
Sanja Kilian
FSFrederika Scheffler
Frederika Scheffler
RERobin Emsley
Robin Emsley
Studies assessing the treatment outcomes in first-episode schizophrenia have reported mixed results. While symptom improvement is frequently robust, when other domains are considered outcomes are generally poorer. We explored response trajectories, rates and predictors of recovery in the domains of core psychopathology, clinician-rated social and occupational functioning and patient-rated quality of life over 24 months of treatment in 98 patients with first-episode schizophrenia spectrum disorders who were treated with a long-acting antipsychotic medication. There was robust improvement in core psychopathology (effect size d = 3.36) and functionality (d = 1.78), with most improvement occurring within the first six months of treatment. In contrast, improvement in subjective quality of life was less marked (d = 0.37) and slower, only reaching significance after 12 months of treatment. Symptom remission was achieved by 70% of patients and over half met our criteria for functional remission and good quality of life. However, only 29% met the full criteria for recovery. Patients who met the recovery criteria had better premorbid adjustment, were less likely to be of mixed ethnicity and substance use emerged as the only modifiable predictor of recovery. Only 9% of our sample achieved both functional remission and good quality of life despite not being in symptom remission. We found high rates of symptom remission, functional remission and good quality of life in patients, although relatively few achieved recovery by meeting all three of the outcome criteria. Symptom remission is not a necessary prerequisite for functional remission and good quality of life, although few non-remitters achieve other recovery criteria.

27 February 2014 in Global Health Action
Verified
Journal Article
Open access
LSLeslie Swartz
Leslie Swartz
SKSanja Kilian
Sanja Kilian
JTJustus Twesigye
Justus Twesigye
DADzifa Abra Attah
Dzifa Abra Attah
BCBonginkosi Chiliza
Bonginkosi Chiliza
Language is at the heart of mental health care. Many high-income countries have sophisticated interpreter services, but in low- and middle-income countries there are not sufficient professional services, let alone interpreter services, and task shifting is used. In this article, we discuss this neglected issue in the context of low- and middle-income countries, where task shifting has been suggested as a solution to the problem of scarce mental health resources. The large diversity of languages in low- and middle-income countries, exacerbated by wide-scale migration, has implications for the scale-up of services. We suggest that it would be useful for those who are working innovatively to develop locally delivered mental health programmes in low- and middle-income countries to explore and report on issues of language and how these have been addressed. We need to know more about local challenges, but also about local solutions which seem to work, and for this we need more information from the field than is...

1 April 2014 in Social Science & Medicine
Verified
Journal Article
Closed access
SKSanja Kilian
Sanja Kilian
LSLeslie Swartz
Leslie Swartz
TDTessa Dowling
Tessa Dowling
MDMawande Dlali
Mawande Dlali
BCBonginkosi Chiliza
Bonginkosi Chiliza

28 March 2017 in Psychological Medicine
Verified
Journal Article
Closed access
PDF file
RER. Emsley
R. Emsley
LAL. Asmal
L. Asmal
SPS. du Plessis
S. du Plessis
BCBonginkosi Chiliza
Bonginkosi Chiliza
LPL. Phahladira
L. Phahladira
SKS. Kilian
S. Kilian
Background: Progressive brain volume reductions have been described in schizophrenia, and an association with antipsychotic exposure has been reported.Methods: We compared percentage changes in grey and white matter volume from baseline to month 12 in 23 previously antipsychotic-naïve patients with a first episode of schizophrenia or schizophreniform disorder who were treated with the lowest effective dose of flupenthixol decanoate depot formulation, with 53 matched healthy individuals. Total antipsychotic dose was precisely calculated and its relationship with brain volume changes investigated. Relationships between volumetric changes and treatment were further investigated in terms of treatment response (changes in psychopathology and functionality) and treatment-related adverse-events (extrapyramidal symptoms and weight gain).Results: Excessive cortical volume reductions were observed in patients [−4.6 (6.6)%] v. controls [−1.12 (4.0)%] (p = 0.009), with no significant group differences for changes in subcortical grey matter and white matter volumes. In a multiple regression model, the only significant predictor of cortical volume change was total antipsychotic dose received (p = 0.04). Cortical volume change was not significantly associated with the changes in psychopathology, functionality, extrapyramidal symptoms and body mass index or age, gender and duration of untreated psychosis.Conclusions: Brain volume reductions associated with antipsychotic treatment are not restricted to poor outcome patients and occur even with the lowest effective dose of antipsychotic. The lack of an association with poor treatment response or treatment-related adverse effects counts against cortical volume reductions reflecting neurotoxicity, at least in the short term. On the other hand, the volume reductions were not linked to the therapeutic benefits of antipsychotics.