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Feng Chong,Ma Mingze,He Wenjun,Li Teng,Wu Qiuyu,Zhang Zexin,Zhao Haiyang 한국자원공학회 2020 Geosystem engineering Vol.23 No.5
There are four sets of source rocks from Carboniferous (C) to Permian in Mahu Sag, and the paleoenvironment is the decisive factor for the differences of source rocks. In order to study the controlling effect of paleoenvironmental evolution on the change of source rock properties, the major, trace elements and the total organic carbon (TOC) of 47 core samples from four sets of source rocks were tested. The results indicate that the paleoenvironmental evolution of these four sets of source rocks from C to Permian in Mahu Sag can be divided into five stages. At the end of C and the early stage of deposition of Wuerhe formation (P2w), the paleo climate became warm and humid, and the salinity of water body became small. Meanwhile, the oxidizability of water body gradually became stronger. At the deposition stage of Jiamuhe Formation (P1j), Fengcheng Formation (P1f) and the late stage of deposition of P2w, the paleo climate gradually became hot and dry, and the salinity of water body gradually increased. Meanwhile, the reducibility of water body became stronger. The paleoenvironmental factors controlling the abundance of organic matter in source rocks are different in different stages.
Yap, Ning Yi,Ng, Keng Lim,Ong, Teng Aik,Pailoor, Jayalakshmi,Gobe, Glenda Carolyn,Ooi, Chong Chien,Razack, Azed Hassan,Dublin, Norman,Morais, Christudas,Rajandram, Retnagowri Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.12
Background: This study concerns clinical characteristics and survival of renal cell carcinoma (RCC) patients in University Malaya Medical Centre (UMMC), as well as the prognostic significance of presenting symptoms. Materials and Methods: The clinical characteristics, presenting symptoms and survival of RCC patients (n=151) treated at UMMC from 2003-2012 were analysed. Symptoms evaluated were macrohaematuria, flank pain, palpable abdominal mass, fever, lethargy, loss of weight, anaemia, elevated ALP, hypoalbuminemia and thrombocytosis. Univariate and multivariate Cox regression analyses were performed to determine the prognostic significance of these presenting symptoms. Kaplan Meier and log rank tests were employed for survival analysis. Results: The 2002 TNM staging was a prognostic factor (p<0.001) but Fuhrman grading was not significantly correlated with survival (p=0.088). At presentation, 76.8% of the patients were symptomatic. Generally, symptomatic tumours had a worse survival prognosis compared to asymptomatic cases (p=0.009; HR 4.74). All symptoms significantly affect disease specific survival except frank haematuria and loin pain on univariate Cox regression analysis. On multivariate analysis adjusted for stage, only clinically palpable abdominal mass remained statistically significant (p=0.027). The mean tumour size of palpable abdominal masses, $9.5{\pm}4.3cm$, was larger than non palpable masses, $5.3{\pm}2.7cm$ (p<0.001). Conclusions: This is the first report which includes survival information of RCC patients from Malaysia. Here the TNM stage and a palpable abdominal mass were independent predictors for survival. Further investigations using a multicentre cohort to analyse mortality and survival rates may aid in improving management of these patients.
The Functional, Psychological and Economic Impacts 6 Months Post Major Trauma
Yun Le Linn,Hao Wen Jiang,Norhayati Mohd Jainodin,Pei Leng Chong,Sock Teng Chin,Sachin Mathur 대한외상중환자외과학회 2023 Journal of Acute Care Surgery Vol.13 No.3
Purpose: The consequences of severe traumatic injury extend beyond hospital admission and have the potential for long-term functional, psychological, and economic sequalae. This study investigated patient outcomes 6 months following major trauma. Methods: Using the National Trauma Registry, database of patients who were admitted between 2016-18 in a tertiary trauma hospital for major trauma [Injury Severity Score (ISS) ≥ 16] a review was performed on 6-month outcomes [including functional outcomes, self-reported state of health and outcome scores (EuroQol-5 Dimension score and Glasgow Outcome Scale Extended)]. Result: There were 637 patients who were treated for major trauma (ISS ≥ 16); the median age was 64 years (range 16-100) and 435 (68.3%) patients were male. The most common injury mechanisms included falling from height (56.5%) and motor vehicle accident (27.0%). The median ISS was 24 (range 16-75). After 6 months, 87.6% of responders were living at home, 25.0% were back to work, and 55.1% were ambulating independently. The median self-rated state of health was 73 at baseline and 64 at 6 months. Age and length of stay were independent predictors of return to ambulation using multivariate analysis. Age, Abbreviated Injury Scale external, Glasgow Coma Scale on Emergency Department arrival, heart rate, and need for transfusion were independent predictors of failure to return to work at 6 months using multivariate analysis. Charlson Comorbidity Index, Glasgow Coma Scale on arrival, temperature, pain and need for inpatient rehabilitation were independent predictors of mortality at 6 months. Conclusion: Recovery from major trauma is multi-faceted and requires a team-based approach well beyond discharge.