Miss. Chan Oi Ka, Catherine

1

New first trimester circulating angiogenic biomarkers in predicting early-onset and late-onset fetal growth restriction: a case-control study Bai X, Li W, Ding W, Chan OK, Leung MBW, Lau SL, Sahota DS, Wang CC, Leung TY BMC Pregnancy Childbirth, 2025 May 10;25(1):562

2

The use of bubble charts in analyzing second stage cesarean delivery rates Hung MWC, Lee LTL, Chiu CPH, Ma MKT, Chan YYY, Kwong LT, Wong EJ, Lai THT, Chan OK, So PL, Lau WL, Leung TY, HKCOG Research Group Am J Obstet Gynecol. 2024 Oct;231(4):465.e1-465.e10

3

The use of bubble charts in analyzing the global second-stage cesarean delivery rates: a systematic review Lee LTL, Chiu CPH, Ma MKT, Kwong LT, Hung MWC, Chan YYY, Wong EJ, Lai THT, Chan OK, So PL, Lau WL, Leung TY, Hong Kong College of Obstetricians and Gynaecologists Research Group AJOG Glob Rep. 2024 Jan 19;4(1):100312

4

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

5

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

6

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

7

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.

8

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

9

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

10

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

11

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

12

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

13

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

14

Medians and correction factors for biochemical and ultrasound markers in Chinese women undergoing first-trimester screening for trisomy 21. Sahota DS, Leung TY, Fung TY, Chan LW, Law LW, Lau TK Ultrasound Obst Gyn 2009;33(4): 387 - 393

15

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

16

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

17

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

18

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