Table 2.

Distribution of patients according to hospitalization burden after index hospitalization*

Characteristic	<25% of Remaining Life Spent Hospitalized (n = 3906)	25%–100% of Remaining Life Spent Hospitalized (n = 991)	P
Age at diagnosis, y			<.001
64 to ≤74	54.1	43.5
75 to ≤84	38.4	48.1
85+	7.6	8.4
Gender			.967
Male	51.5	51.5
Female	48.5	48.5
Race/ethnicity			.005
White, non-Hispanic	88.9	85.8
Hispanic	5.5	6.2
Black	3.2	5.9
Asian	1.5	1.1
Other	0.9	1
Marital status			.002
Married	61.6	56.6
Unmarried	12.1	12.7
Unknown	26.3	30.7
Comorbidity score			<.001
0	63.5	52.6
1	25.2	27.1
2+	11.4	20.3
Year of diagnosis			.816
1999–2001	27.4	27.1
2002–2004	36.5	36.4
2005–2007	36.1	36.4
Census tract income			.856
Lower income (<median)	34.2	35.5
Higher income (>median)	65.8	64.5
SEER registry region			.06
Northeast	7.3	6.4
South	10.7	8.9
Midwest	15.5	18.4
West	66.5	66.4
Tumor extent			.046
1 brain lobe	75.4	71.9
2+ brain lobes	18	21.3
Unknown	6.6	6.9
Surgery			<.001
Extensive (GTR)	27.4	19.4
Limited (biopsy/STR)	72.6	80.6
Radiotherapy delivered			<.001
Yes	77.9	57.8
No	22.1	42.2
Temozolomide delivered			<.001
Yes	21.2	5.5
No	78.8	94.5
Other chemotherapy delivered			<.001
Yes	23.3	10.5
No	76.7	89.5
Discharged home after index hospitalization			<.001
Yes	52.4	25.7
No	47.6	74.3
Cumulative days hospitalized after index hospitalization, ** median (IQR)	13 (7–22)	26 (17–41)	<.001

Abbreviations: GTR, gross total resection; STR, subtotal resection; IQR, interquartile range.

*Excluding the 132 patients who did not survive their initial hospitalization for glioblastoma diagnosis. All values represent percentages.

**Among all patients surviving index hospitalization.