Comparison of fungal and bacterial keratitis between tropical and subtropical Taiwan: a prospective cohort study

Table 2 Univariate and multivariate logistic regression analysis for identification of fungi from bacteria

Predisposing factors	Fungi	Bacteria	Univariate analysis OR (95% CI)	p	Multivariate analysis OR (95% CI)	p
Ocular risk factors
Soft contact lens	9	34	0.395 (0.179, 0.873)	0.022	–	0.177
Ortho-K wearing	0	11	–	0.999
Trauma	32	26	2.880 (1.558, 5.324)	0.001	2.179 (1.139, 4.168)	0.019
Cataract surgery	8	13	1.081 (0.428, 2.729)	0.869
PK surgery	2	7	0.486 (0.099, 2.395)	0.375
Topical steroids	5	13	0.649 (0.223, 1.892)	0.429
Anti-glaucoma agents	4	13	0.513 (0.162, 1.628)	0.257
Ocular surface disease	6	19	1.941 (0.742, 5.075)	0.176	–	0.913
Soil/sand	4	4	1.782 (0.434, 7.324)	0.423
Vegetable/plant	18	8	4.746 (1.960, 11.492)	0.001	4.182 (1.644, 10.636)	0.003
Iron rust	4	4	1.782 (0.434, 7.324)	0.423
Systemic risk factors
Diabetes mellitus	14	18	1.430 (0.670, 3.052)	0.355
Autoimmune diseases	1	1	1.753 (0.108, 28.406)	0.693
End-stage renal disease	1	3	1.736 (0.178, 16.964)	0.635
Environmental risk factors
Tropical area	69	98	2.437 (1.223, 4.858)	0.011	2.395 (1.153, 4.978)	0.019
Dry weather^a	50	69	1.676 (0.965, 2.910)	0.067	–	0.853
Hot weather^b	26	47	0.948 (0.530, 1.696)	0.858
Season
Spring	21	29	–	0.755
Summer	19	33	0.795 (0.359, 1.763)	0.572
Autumn	17	29	0.810 (0.356, 1.840)	0.614
Winter	25	52	0.664 (0.318, 1.387)	0.276

CI, confidence interval; Ortho-K, orthokeratology; OR, odds ratio; PK, penetrating keratoplasty
Italic values represent significant p values
Univariate and multivariate logistic regression. Parameters with a p value < 0.2 were included into multivariate regression model
^aDry weather indicates the average monthly rainfall was less than 80 mm
^bHot weather indicates the average temperature on the admission date was more than 27 °C

ISSN: 1476-0711