Table 2.

Seroprevalence and associated factors.

Group	All	Sero (−)	Sero (+)	+ve (%)	95% CI	p value
PCR positive individuals
COVID PCR (+)	62	44	18	29.0	19.2–41.4	0.000003 OR = 3.02
COVID PCR (−)	739	668	71	9.6	7.7–12.0
Symptomatic in last month	167	139	28	16.8	11.8–23.2	0.0001 OR = 2.655
Asymptomatic in last month	634	573	61	9.6	7.6–12.2
Symptoms associated with seropositivity
Loss of taste/smell	10	4	6	60.0	31.2–83.3	0.0003 OR = 2.71
No loss of taste/smell	791	708	83	10.5	8.5–12.8
Acute Febrile Illness	28	15	13	46.4	29.5–64.2	0.000002 OR = 1.51
No acute Febrile Illness	773	697	76	9.8	7.9–12.1
Any Acute Respiratory Illness	97	83	14	14.4	8.7–22.9	0.26
No acute Respiratory Illness	704	629	75	10.7	8.6–13.2
Acute Respiratory Illness – SARI	16	13	3	18.8	5.8–43.8	0.59
Acute Respiratory Illness – ILI	81	70	11	13.6	7.6–22.9
Non-specific illness	90	78	12	13.3	7.6–22.0	0.47
No Non-specific illness	711	634	77	10.8	8.7–13.3
Acute Gastric/enteric illness	8	7	1	12.5	0.1–49.2	0.83
No acute gastric/enteric illness	793	705	88	11.1	9.1–13.5
Eye Redness	12	11	1	8.3	0.0–37.5	0.84
No Eye Redness	789	701	88	11.2	9.1–13.6
Skin rash	9	8	1	11.1	0.0–45.7	0.91
No skin rash	792	88	704	88.9	86.5–90.9