The human body has a natural stress response to surgery, including the formation of blood clots. This response to surgery has been shown to increase metastases (the spread of cancer cells to other org
Characteristics of the study population at enrollment: (A) comparison between the two groups of HIV+ patients and (B) between HIV+ enrolled patients and HIV- baseline controls.
The description of the continuous covariates (number of observations, number of missing observations, mean, standard deviation and range) was split into the surgery date cohorts. P-values of the Mann-