Prevalence of Helicobacter pylori among Patients with Gastrointestinal Tract (GIT) Symptoms: A Retrospective Study at Selected Africa Air Rescue (AAR) Clinics in Kampala, Uganda, from 2015 to 2019

Table 1

Bivariate analysis of H. pylori infection versus demographics, years, and months.

Variable	Category	Seronegative, n (%)	Seropositive, n (%)	value	OR	95% CI
Location	Acacia	1,307 (68.1)	611 (31.9)	Ref
	City Centre	511 (53.8)	439 (46.2)	<0.001	1.84	1.57–2.16
	BC	518 (67.6)	248 (32.4)	0.794	1.02	0.86–1.23
Sex	Male	1,308 (64.0)	736 (36.0)	Ref
	Female	1,028 (64.7)	562 (35.3)	0.680	0.97	0.84–1.11
Age category (years)	≤18	430 (69.7)	187 (30.3)	Ref
	19–35	927 (60.6)	603 (39.4)	<0.001	1.50	1.22–1.83
	36–59	906 (65.4)	480 (34.6)	0.058	1.23	0.99–1.49
	≥60	73 (72.3)	28 (27.7)	0.599	0.44	0.55–1.49
Year	2015	180 (78.6)	49 (21.4)	Ref
	2016	330 (66.0)	170 (34.0)	0.001	1.89	1.31–2.73
	2017	428 (71.8)	168 (28.2)	0.048	1.44	1.00–2.07
	2018	463 (56.6)	355 (43.4)	<0.001	2.82	2.00–3.98
	2019	935 (62.7)	556 (37.3)	<0.001	2.18	1.56–3.05
Month	January	153 (66.2)	78 (33.8)	Ref
	February	135 (65.2)	72 (34.8)	0.030	0.67	0.49–0.96
	March	189 (63.2)	110 (36.8)	0.053	0.72	0.52–1.00
	April	169 (59.1)	117 (40.9)	0.168	0.77	0.53–1.12
	May	198 (59.6)	134 (40.4)	0.096	0.74	0.51–1.06
	June	194 (62.4)	117 (37.6)	0.418	0.88	0.63–1.21
	July	209 (62.3)	126 (37.7)	0.411	0.87	0.63–1.21
	August	198 (67.8)	94 (32.2)	0.307	0.84	0.60–1.17
	September	220 (69.8)	96 (30.2)	0.890	0.98	0.71–1.35
	October	223 (68.8)	101 (31.2)	0.533	0.91	0.66–1.24
	November	233 (61.5)	146 (38.5)	0.012	0.65	0.47–0.91
	December	216 (66.7)	108 (33.3)	0.006	0.62	0.44–0.88