Table 2 Demographics and characteristics of bronchiolitis hospitalizations, 2010–2014
Years, n (%) | ||||||
|---|---|---|---|---|---|---|
Characteristics | 2010 | 2011 | 2012 | 2013 | 2014 | P value |
Demographics | (n = 941) | (n = 1209) | (n = 1076) | (n = 969) | (n = 791) | |
Sexa | ||||||
Male | 565 (32) | 705 (41) | 586 (42) | 582 (42) | 485 (40) | 0.019 |
Female | 376 (20) | 504 (37) | 490 (41) | 387 (36) | 306 (35) | |
Age distributionb | ||||||
0 to 3 months | 124 (14) | 176 (41) | 134 (40) | 88 (34) | 91 (39) | < 0.001 |
3.1 to 6 months | 190 (44) | 289 (58) | 233 (59) | 120 (39) | 169 (55) | |
6.1 to 9 months | 183 (43) | 225 (54) | 213 (56) | 93 (30) | 125 (45) | |
9.1 to 12 months | 137 (34) | 153 (40) | 158 (46) | 80 (29) | 116 (42) | |
12.1 to 24 months | 307 (21) | 366 (28) | 338 (29) | 588 (44) | 290 (29) | |
Cost per hospitalization | ||||||
Mean | $4016 | $4313 | $4269 | $4277 | $4725 | 0.0015 |
Standard deviation | $3215 | $2812 | $3606 | $3794 | $3128 | |
Cost per day (mean) | $852 | $865 | $851 | $910 | $948 | |
Total charges per year | $3,779,161 | $5,214,823 | $4,593,615 | $4,144,186 | $3,737,647 | |
Hospitalizations | (n = 924) | (n = 1219) | (n = 1140) | (n = 969) | (n = 798) | |
ICD-9-CM Code | ||||||
466 | 61 (7) | 52 (4) | 55 (5) | 64 (7) | 38 (5) | < 0.001 |
466.11 | 254 (27) | 603 (50) | 601 (53) | 391 (40) | 363 (45) | < 0.001 |
466.19 | 609 (66) | 564 (46) | 484 (42) | 514 (53) | 397 (50) | |
Hospital unit | ||||||
General Ward | 900 (97) | 1183 (97) | 1105 (97) | 949 (98) | 772 (97) | 0.54 |
PICU | 24 (3) | 36 (3) | 35 (3) | 20 (2) | 26 (3) | |
Length of stay | ||||||
Total days | 4436 | 6028 | 5396 | 4553 | 3942 | |
Mean (SD) | 4.8 (3.2) | 4.9 (2.8) | 4.7 (3.2) | 4.7 (3.6) | 4.9 (3.6) | 0.42 |