Miss. Chan Oi Ka, Catherine

1

Soluble fms-like tyrosine kinase-1, placental growth factor and their ratio as a predictor for pre-eclampsia in East Asians Cheng YKY, Law LW, Leung TY, Chan OK, Sahota DS Pregnancy Hypertens. 2018 Jan;11:61-65

2

Perioperative prophylactic internal iliac artery balloon occlusion in the prevention of postpartum hemorrhage in placenta previa: a randomized controlled trial Yu SCH, Cheng YKY, Tse WT, Sahota DS, Chung MY, Wong SSM, Chan OK, Leung TY Am J Obstet Gynecol. 2020 Jul;223(1):117.e1-117.e13

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Monochorionic twins with selective fetal growth restriction: insight from placental whole-transcriptome analysis LI W, Chung CYL, Wang CC, Chan TF, Leung MBW, Chan OK, Wu L, APPIAH K, Chaemsaithong P, Cheng YKY, Poon LCY, Leung TY Am J Obstet Gynecol. 2020 Nov;223(5):749.e1-749.e16

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Soluble fms-like tyrosine kinase-1 and placental growth factor in Chinese pregnant women during second and third trimesters Cheng YKY, Law LW, Leung TY , Chan OK , Sahota DS Hong Kong Med J. 2018 Jun;24 Suppl 3(3):45-47

5

Systematic Selection of Reference Genes for the Normalization of Circulating RNA Transcripts in Pregnant Women Based on RNA-Seq Data Chim SSC, Wong KKW, Chung CYL, Lam SKW, Kwok JSL, Lai CY, Cheng YKY, Hui ASY, Meng M, Chan OK, Tsui SKW, Lee KY, Chan TF, Leung TY Int J Mol Sci. 2017 Aug 4;18(8): E1709.

6

Patient's Choice between a Non-invasive Prenatal Test and Invasive Prenatal Diagnosis Based on Test Accuracy. Chan OYM, Leung TY, Chan OK, Cheng YKY, Sahota DS Fetal Diagn Ther 2014;35(3): 193 - 198

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Relationship between Age and Prevalence of Hepatitis B Infection in First-year University Students in Hong Kong. Suen SSH, Lao TTH, Chan OK, Lau TK, Leung TY, Chan PKS Infection 2013;41(2): 529 - 535

8

Awareness and Knowledge of Hepatitis B Infection and Prevention and the Use of Hepatitis B Vaccination in the Hong Kong Adult Chinese Population. Chung JPW, Suen SSH, Chan OK, Lao TTH, Leung TY Chin Med J 2012;125(3): 422 - 427

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Breastfeeding Initiation: Is this Influenced by Maternal Hepatitis B Infection? Leung VKT, Lao TTH, Suen SSH, Chan OK, Sahota DS, Lau TK,Â Leung TY J Matern Fetal Neonatal Med 2012;25(11): 2390 - 2394

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Deficient Knowledge on Hepatitis B Infection in Pregnant Women and Prevalence of Hepatitis B Surface Antigen Carriage in an Endemic Area: A Review. Chan OK, Lao TTH, Suen SSH, Leung TY Hepat Res Treat 2012;2012: 317451

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Systematic Identification of Spontaneous Preterm Birth-Associated RNA Transcripts in Maternal Plasma. Chim SSC, Lee WS, Ting YH, Chan OK, Lee SWY, Leung TY PLos ONE 2012;7(4): e34328

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Correlation between Maternal Hepatitis B Surface Antigen Carrier Status with Social, Medical and Family Factors in an Endemic Area: Have We Overlooked Something? Chan OK, Lao TTH, Suen SSH, Lau TK, Leung TY Infection 2011;39(5): 419 - 426

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Do Prior Contraceptive Methods Impact Maternal Carriage in Patients with Hepatitis B? Lao TTH, Chan OK, Suen SSH, Leung TY Hepat Mon 2011;11(10): 829 - 834

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Knowledge on Hepatitis B Infection among Pregnant Women in a High Endemicity Area. Chan OK, Lao TTH, Suen SSH, Lau TK, Leung TY Patient Educ and Couns 2011;85(3): 516 - 520

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Maternal Understanding of Commercial Cord Blood Storage for Their Offspring - A Survey among Pregnant Women in Hong Kong. Suen SSH, Lao TTH, Chan OK, Kou TKO, Chan CS, Kim JH, Lau TK, Leung TY Acta Obstet Gyn Scan 2011;90(9): 1005 - 1009

16

Seroprevalence of Varicella Zoster Virus among Pregnant Women in Hong Kong: Comparison with Self-reported History. Fung LWY, Lao TTH, Suen SSH, Chan OK, Lau TK, Ngai LK, Chan PKS, Leung TY Vaccine 2011;29(46): 8186 - 8188

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Nausea and Vomiting in Health-Related Quality of Life among Chinese Pregnant Women. Chan OK, Sahota DS, Leung TY, Chan LW, Fung TY, Lau TK Aust NZ J Obstet Gyn 2010;50(6): 512 - 518

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Outcome of Induction of Labour Using Maternal Characteristics, Ultrasound Assessment and Biochemical State of the Cervix. Cheung ECW, Leung TY, Sahota DS, Chan OK, Chan LW, Fung TY, Lau TK J Matern Fetal Neonatal Med 2010;23(12): 1406 - 1412

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A survey of prenatal first-trimester aneuploidy screening among Hong Kong specialist obstetricians. Chan OYM, Sahota DS, Chan OK, Leung TY, Lau TK Hong Kong Med J 2009;15(6): 447 - 451

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Chinese women's preferences for prenatal diagnostic procedure and their willingness to trade between procedures. Chan OYM, Sahota DS, Leung TY, Choy KW, Chan OK, Lau TK Prenatal Diag 2009;29(13): 1270 - 1276

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Determinants of hepatitis B vaccine uptake among pregnant Chinese women in Hong Kong. Chan OK, Suen SSH, Lao TTH, Leung VKT, Yeung SW, Leung TY Int J Gynecol Obstet 2009;106(3): 232 - 235

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Fetal crown-rump length and estimation of gestational age in an ethnic Chinese population. Sahota DS, Leung TY, Leung TN, Chan OK, Lau TK Ultrasound Obst Gyn 2009;33(2): 157 - 160

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First-trimester fetal nasal bone length in an ethnic Chinese population. Sahota DS, Leung TY, Chan LW, Law LW, Fung TY, Chan OK, Lau TK Ultrasound Obst Gyn 2009;34(1): 33 - 37

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Miscarriage after invasive prenatal diagnostic procedures: how much risk our pregnant women are willing to take? Chan OYM, Sahota DS, Chan OK, Leung TY, Lau TK Prenatal Diag 2009;29(9): 870 - 874

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Expectation and Knowledge of Pregnant Women Undergoing First and Second Trimester Ultrasound Examination in a Chinese Population. Chan LW, Chan OK, Chau MMC, Sahota DS, Leung TY, Fung TY, Lau TK Prenatal Diag 2008;28(8): 739 - 744

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Trends in Maternal Obesity and Associated Risks of Adverse Pregnancy Outcomes in a Population of Chinese Women. Leung TY, Leung TN, Sahota DS, Chan OK, Chan LW, Fung TY, Lau TK BJOG 2008;115(12): 1529 - 1537