{"text_format":"3","workbook":"xlsx","n_sheets":1,"sheets":["multiCox"],"read":"whole","date_system":"1900"}

{"sheet":"multiCox","index":0,"n_rows":5,"n_cols":5,"rows_kept":5}
["id","HR","HR.95L","HR.95H","pvalue"]
["age",1.01546290354169,1.00208856118414,1.0290157461241,0.0233051445496353]
["grade",1.24464877233541,0.841218875226888,1.84155469176582,0.273548988509261]
["stage",1.16943664036167,0.853504209936434,1.6023143645914,0.329995208224542]
["riskScore",1.04734483912009,1.03289458883428,1.06199724917669,{"v":6.76098262365891e-11,"d":"6.76E-11"}]