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Table 4 Quantile regression estimates of CPC, HCAHPS and VBP scores at 90 th percentile

From: Association between value-based purchasing score and hospital characteristics

  (1) (2) (3)
VARIABLES CPC HCAHPS VBP
CASE MIX INDEX −7.7*** 8.8** −2.1
  (−13.4, -2.0) (2.0, 15.6) (−8.0, 3.9)
DISPROPORTIONATE SHARE PERCENT −0.0 −0.1** −0.1**
  (−0.1, 0.0) (−0.2, -0.0) (−0.2, -0.0)
PERCENT OF MEDICARE TO TOTAL INPATIENT DAYS −0.1*** 0.0 −0.2***
  (−0.2, -0.0) (−0.1, 0.1) (−0.3, -0.0)
PERCENT OF MEDICAID TO TOTAL INPATIENT DAYS −0.2*** 0.0 −0.2***
  (−0.3, -0.1) (−0.1, 0.1) (−0.3, -0.1)
PERCENT OF NURSE STAFFING LEVEL −0.0** 0.1*** −0.0
  (−0.1, -0.0) (0.0, 0.1) (−0.0, 0.0)
TEACHING PERCENT 0.0 −0.0 −0.0
  (−0.0, 0.1) (−0.1, 0.1) (−0.1, 0.0)
TOTAL NUMBER OF MEASURES REPORTED −4.5*** −3.6*** −4.3***
  (−6.1, -3.0) (−5.0, -2.3) (−5.9, -2.6)
PROFIT STATUS (REF: NON-PROFIT)
FOR-PROFIT 10.1*** −4.2*** 6.8***
  (7.2, 13.0) (−7.3, -1.1) (3.7, 9.9)
GOVERNMENT-OWNED (NON-FEDERAL) −6.3*** 1.0 −3.8***
  (−9.1, -3.6) (−2.2, 4.2) (−6.6, -0.9)
BED CATEGORIES (REF: BEDS 100–199)
 BEDS 6-49 0.6 10.7*** 4.7**
  (−3.5, 4.7) (5.6, 15.8) (0.3, 9.2)
 BEDS 50-99 −2.3 8.0*** 2.0
  (−5.2, 0.6) (4.6, 11.3) (−1.1, 5.1)
 BEDS 200-299 −1.2 −6.2*** −1.5
  (−4.1, 1.7) (−9.5, -2.9) (−4.6, 1.7)
 BEDS 300-399 1.6 −4.8** −0.1
  (−2.1, 5.4) (−8.8, -0.8) (−4.1, 4.0)
 BEDS 400-499 −6.3** −8.1*** −4.9*
  (−11.2, -1.4) (−13.6, -2.6) (−10.1, 0.4)
 BEDS 500 OR MORE −1.7 −12.2*** −2.6
  (−6.4, 2.9) (−17.5, -7.0) (−7.8, 2.5)
GEOGRAPHIC REGION (REF: NEW ENGLAND)
 MID ATLANTIC 0.1 −11.4*** −3.6
  (−4.8, 5.0) (−16.8, -6.0) (−8.7, 1.5)
 SOUTH ATLANTIC 5.8** 4.9* 4.3*
  (1.2, 10.5) (−0.3, 10.1) (−0.6, 9.3)
 EAST NORTH CENTRAL 1.7 −1.3 1.2
  (−3.0, 6.4) (−6.6, 4.1) (−3.8, 6.2)
 EAST SOUTH CENTRAL 6.6** 11.5*** 6.5**
  (1.3, 11.9) (5.4, 17.5) (0.7, 12.2)
 WEST NORTH CENTRAL −2.5 −1.0 −1.4
  (−7.7, 2.7) (−7.1, 5.1) (−7.0, 4.2)
 WEST SOUTH CENTRAL 4.1 2.6 3.5
  (−0.8, 9.1) (−3.1, 8.3) (−1.8, 8.7)
 MOUNTAIN 1.3 −6.2* −0.4
  (−4.2, 6.9) (−12.8, 0.5) (−6.4, 5.5)
 MID ATLANTIC 3.4 −10.0*** −1.3
  (−1.5, 8.4) (−16.0, -4.1) (−6.7, 4.1)
 ACCREDITATION BY JCAHO −1.7 0.6 −1.1
  (−4.4, 1.1) (−2.5, 3.7) (−4.0, 1.8)
 OBSTETRIC CARE HOSPITAL −3.0** −2.3 −2.7*
  (−5.7, -0.3) (−5.6, 1.0) (−5.7, 0.3)
 WOUND MANAGEMENT SERVICES HOSPITAL −2.4** −3.1** −1.7
  (−4.8, -0.0) (−5.8, -0.4) (−4.2, 0.8)
 MRI HOSPITAL 2.1 0.0 2.5
  (−0.9, 5.2) (−3.3, 3.4) (−0.7, 5.7)
 GERIATRIC SERVICES HOSPITAL 3.1*** 1.3 1.2
  (1.2, 5.1) (−1.0, 3.6) (−0.9, 3.2)
 PRIMARY PCI WITHIN 90 MINUTES OF ARRIVAL 2.2 0.2 2.2
  (−1.2, 5.6) (−3.6, 4.0) (−1.6, 5.9)
 PATIENTS GIVEN INSTRUCTIONS AT DISCHARGE 8.3** −5.6 6.9
  (1.1, 15.5) (−14.9, 3.7) (−1.8, 15.5)
 PROPHYLACTIC ANTIBIOTIC GIVEN WITHIN 1 HOUR OF INCISION −6.1 −2.3 −2.2
  (−13.8, 1.7) (−10.2, 5.6) (−9.9, 5.5)
 CARDIAC PATIENTS WITH CONTROLLED 6 AM POSTOPERATIVE SERUM GLUCOSE 4.9*** 6.1*** 4.7**
  (1.2, 8.5) (2.2, 10.1) (0.8, 8.7)
 BETA BLOCKER PRIOR TO ADMISSION AND PERIOPERATIVELY 10.9*** 5.1* 7.1**
  (5.3, 16.5) (−0.6, 10.7) (1.7, 12.6)
Constant 127.4*** 81.3*** 107.9***
  (108.9, 145.9) (59.5, 103.1) (87.4, 128.3)
  1. Notes:
  2. 1. 95% Confidence Intervals in parentheses.
  3. 2. *** p<0.01, ** p<0.05, * p<0.1.