Table 3.

Demographic characteristics of the patients based on seroprevalence.

Characteristic	SARS-COV2 seropositive (n=72)		SARS-COV2 seronegative (n=157)		P value
	n	%	n	%
Age group •<50 (n = 35) •51-70 (n = 122) •>70 (n = 72)	11 41 20	31,4% 33,6% 27,8%	24 81 52	68,6% 66,4% 72,2%	0.7
Sex •Male (n = 105) •Female (n = 124)	37 35	35,2% 28,2%	68 89	64,8% 71,8%	0.317
Cancer type •Respiratory and Intrathoracic organs (n = 35) •Digestive organs (n = 64) •Breast (n = 67) •Urinary tract and male genital organs (n = 33) •Female genital organs (n = 15) •Other (n = 15)	14 15 21 11 7 4	40% 23,4% 31,3% 33,3% 46.7% 26,7%	21 49 46 22 8 11	60% 76,6% 68,7% 66,7% 53,3% 73,3%	0.426
Cancer stage •Primary tumour localised/locally advanced (n = 150) •Metastatic (n = 79)	47 25	31,3% 31,6%	103 54	68,7% 68,4%	0.961
Cancer treatment during covid-19 pandemic •Chemotherapy (n = 59) •Non-chemotherapy treatment (n = 78) •None (n = 92)	16 30 26	27,1% 38,5% 28,3%	43 48 66	72,9% 61,5% 71,7%	0.256
Pneumonia •No (n = 217) •Yes (n = 12)	63 9	29% 75%	154 3	71% 25%	0.002