Table 3.

Independent determinants of lymphocyte counts on multivariable stepwise linear regression analysis.

	Standardized Beta	P value
Thyroid stimulating hormone (mIU/L) a	0.160	<0.001
Free triiodothyronine (pmol/L)	0.094	0.023
Age (years)	-0.132	0.001
Cycle threshold value a	0.208	<0.001
C-reactive protein (mg/dL) a	-0.165	<0.001
Platelet (x 109/L) a	0.226	<0.001
Prothrombin time (s)	-0.090	0.010
Sodium (mmol/L)	0.085	0.026
Lactate dehydrogenase (U/L) a	0.134	0.002
Oxygen requirement on admission	-0.103	0.005
Symptomatic presentation	-0.093	0.011

Model included thyroid stimulating hormone, free thyroxine, free triiodothyronine, age, cycle threshold value, C-reactive protein, albumin, platelet, prothrombin time, sodium, urea, estimated glomerular filtration rate, aspartate aminotransferase, lactate dehydrogenase, creatine kinase, elevated troponin T, hypertension, malignancy, supplementary oxygen on admission, symptomatic presentation.

^alogarithmically transformed before analysis.