Table 4

Factors associated with transfer

Variables	Univariate analysis			Multivariate analysis
Variables	OR	95% CI	P value	OR	95% CI	P value
Female sex	0.964	0.614 to 1.513	0.873	0.742	0.579 to 1.476	0.742
Age (years)
0–9	0.385	0.100 to 1.491	0.167	0.439	0.112 to 1.723	0.238
10–19	1.918	0.723 to 5.086	0.191	2.169	0.804 to 5.849	0.126
20–29	Reference		Reference	Reference		Reference
30–39	0.982	0.411 to 2.483	0.982	0.957	0.384 to 2.386	0.924
40–49	0.605	0.498 to 3.306	0.605	1.371	0.523 to 3.596	0.521
50–59	0.978	0.395 to 2.601	0.978	0.961	0.360 to 2.566	0.937
>60	0.300	0.677 to 3.544	0.300	1.346	0.547 to 3.315	0.518
Underlying disease	1.811	1.081 to 3.035	0.024	0.662	0.219 to 1.999	0.465
Hypertension	2.006	1.104 to 3.644	0.022	2.106	0.682 to 10.208	0.196
Diabetes mellitus	3.193	1.350 to 7.553	0.008	3.591	1.488 to 8.665	0.004
Pregnancy	6.137	1.107 to 34.023	0.038	5.839	1.035 to 32.935	0.046
Symptoms
Asymptomatic	Reference		Reference	Reference		Reference
Presymptomatic	3.828	1.505 to 9.741	0.005	4.015	1.559 to 10.337	0.004
Symptomatic	1.847	0.829 to 4.115	0.134	1.983	0.880 to 4.469	0.099