Table II.
Interventions and in-hospital characteristics
| Characteristics | All patients | Unhoused | Housed | P value |
|---|---|---|---|---|
| (N = 531) | (n = 177) | (n = 354) | ||
| Surgery during admission, n (%) | 267 (50.28) | 89 (50.28) | 178 (50.28) | – |
| Surgical intervention, n (%) | ||||
| Laparoscopic appendectomy | 76 (28.46) | 26 (29.21) | 50 (28.09) | .73 |
| Laparoscopic cholecystectomy | 116 (43.45) | 39 (43.82) | 77 (43.26) | |
| Partial or total colectomy | 2 (0.75) | 1 (1.12) | 1 (0.56) | |
| Small bowel resection | 2 (0.75) | 1 (1.12) | 1 (0.56) | |
| Laparoscopy with lysis of adhesions and washout | 6 (2.25) | 1 (1.12) | 5 (2.81) | |
| Exploratory laparotomy with additional procedures | 11 (4.12) | 1 (1.12) | 10 (5.62) | |
| Laparoscopic inguinal hernia repair | 2 (0.75) | 1 (1.12) | 1 (0.56) | |
| Open inguinal hernia repair | 13 (0.75) | 4 (4.49) | 9 (5.06) | |
| Laparoscopic ventral or umbilical hernia repair | 9 (3.37) | 5 (5.62) | 4 (2.25) | |
| Open ventral or umbilical hernia repair | 21 (7.87) | 7 (7.87) | 14 (7.87) | |
| Incision and drainage (peri-rectal abscess) | 7 (2.62) | 3 (3.37) | 4 (2.25) | |
| Other | 2 (0.75) | 0 (0.00) | 2 (1.12) | |
| Any return to the OR, n (%)* | 9 (3.37) | 3 (3.37) | 6 (3.37) | 1.00 |
| Unexpected return to the OR, n (%)* | 8 | 3 | 5 | .45 |
| Inpatient procedures, n (%) | ||||
| Surgical chest tube placement | 1 (0.19) | 0 (0.00) | 1 (0.28) | .48 |
| Thoracentesis, with or without pigtail catheter placement | 6 (1.13) | 3 (1.69) | 3 (0.85) | .38 |
| Percutaneous cholecystostomy | 20 (3.77) | 6 (3.39) | 14 (3.95) | .75 |
| Percutaneous drainage procedure | 9 (1.69) | 1 (0.56) | 8 (2.26) | .15 |
| Upper endoscopy | 26 (4.90) | 8 (4.52) | 18 (5.08) | .78 |
| Colonoscopy | 2 (0.38) | 0 (0.00) | 2 (0.56) | .32 |
| Angiography with embolization or other procedure | 5 (0.94) | 4 (2.26) | 1 (0.28) | .03 |
| Other procedure† | 48 (9.04) | 11 (6.21) | 37 (10.45) | .11 |
| Total LOS, d, median [IQR] | 2.44 [1.51–4.80] | 2.82 [1.64–5.41] | 2.34 [1.46–4.66] | .13 |
| Hospital discharge disposition, n (%) | ||||
| Home or self-care | 427 (80.41) | 107 (60.45) | 320 (90.40) | <.001 |
| Inpatient rehabilitation facility | 13 (2.45) | 7 (3.95) | 6 (1.69) | |
| Skilled nursing facility | 13 (2.45) | 5 (2.82) | 8 (2.26) | |
| Long-term acute care | 4 (0.75) | 1 (0.56) | 3 (0.85) | |
| Discharged against medical advice | 17 (3.20) | 13 (7.34) | 4 (1.13) | |
| Inpatient psychiatric hospital or facility | 1 (0.19) | 1 (0.56) | 0 (0.00) | |
| In-hospital death | 8 (1.51) | 4 (2.26) | 4 (1.13) | |
| Shelter | 32 (6.03) | 32 (18.08) | 0 (0.00) | |
| Other | 16 (3.01) | 7 (3.95) | 9 (2.54) |
IQR, interquartile range; LOS, length of stay; OR, operating room.
*
The denominator for these outcomes includes only patients who underwent an operation or procedure during their hospitalization.
†
Includes paracentesis, central venous or hemodialysis catheter, bedside incision and drainage, MRCP (magnetic resonance cholangiopancreatography)/ERCP (endoscopic retrograde cholangiopancreatography), and cardiac catheterization with or without angioplasty.