Table E4.

Association between intranasal corticosteroids (iCS) use before and after propensity score (PS) matching using complete cases (ie, excluding patients with missing data and without imputation)

Variables	Outcomes	Total no. of patients	Unadjusted OR [95% CI]	No. of PS matched patients	Adjusted OR [95% CI]
All patients
Hospitalization	10,366	53,718	0.85 [0.80; 0.90]	9538	0.75 [0.70; 0.81]
ICU admission	2,575	53,718	0.76 [0.68; 0.85]	9538	0.74 [0.64; 0.85]
Hospital mortality	1,549	53,718	0.79 [0.68; 0.91]	9538	0.73 [0.61; 0.88]
Excluding iCS
Hospitalization	8,833	49,059	0.73 [0.68; 0.78]	7828	0.72 [0.66; 0.78]
ICU admission	2,135	49,059	0.60 [0.52; 0.69]	7828	0.59 [0.50; 0.70]
Hospital mortality	1,275	49,059	0.65 [0.54; 0.77]	7828	0.63 [0.51; 0.78]
Subgroup with AEC
Hospitalization	6,547	27,983	0.80 [0.74; 0.85]	6465	0.79 [0.73; 0.86]
ICU admission	1,550	27,983	0.75 [0.65; 0.85]	6465	0.71 [0.60; 0.84]
Hospital mortality	1,096	27,983	0.68 [0.57; 0.79]	6465	0.67 [0.55; 0.82]
Excluding patients with AR
Hospitalization	9,422	47,650	0.82 [0.77; 0.88]	6580	0.71 [0.65; 0.77]
ICU admission	2,367	47,650	0.77 [0.67; 0.87]	6580	0.75 [0.63; 0.88]
Hospital mortality	1,416	47,650	0.76 [0.64; 0.90]	6580	0.73 [0.59; 0.90]

AEC, Angiotensin-converting enzyme; AR, allergic rhinitis; CI, confidence interval; ICU, Intensive care unit; OR, odds ratio.