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. Author manuscript; available in PMC: 2021 Apr 1.
Published in final edited form as: Med Care. 2020 Apr;58(4):376–383. doi: 10.1097/MLR.0000000000001283

Table 2.

Association of Medicare Hospital Compare summary and quality group scores with neighborhood social risk factors

Difference in Percentile Rating for Overall Summary and Quality Group Scores
Quality Group Scoresa
Neighborhood Social Risk Factor Summary Scorea Mortality Score Readmission Score Patient Experience Timeliness of Care Safety of Care Efficiency of Care Effectiveness of Care
N=3608 Adjusted Percentile Difference (95% CI)b
Median family income (per $10,000 less) −0.09
(−0.45, 0.28)		 −0.83***
(−1.13, −0.53)		 0.19
(−0.12, 0.50)		 −0.01
(−0.28, 0.26)		 0.45***
(0.23, 0.66)		 0.09
(−0.27, 0.46)		 −0.05
(−0.41, 0.32)		 −0.25
(−0.59, 0.09)
Percent single-parent households (per 10%) −0.20
(−0.59, 0.19)		 0.59**
(0.18, 0.99)		 −0.02
(−0.40, 0.35)		 −0.70***
(−1.01, −0.38)		 −0.97***
(−1.25, −0.70)		 −0.05
(−0.49, 0.40)		 0.19
(−0.19, 0.57)		 −0.13
(−0.50, 0.24)
Percent dual-eligible (per 10%) −3.31***
(−4.65, −1.97)		 −1.55
(−3.50, 0.40)		 −3.15***
(−4.43, −1.87)		 −1.95***
(−2.94, −0.96)		 0.17
(−0.80, 1.14)		 −1.69*
(−3.29, −0.10)		 0.54
(−0.99, 2.06)		 −0.50
(−1.87, 0.86)
Percent uninsured (per 10%) −0.12
(−1.11, 0.88)		 −2.42***
(−3.40, −1.44)		 1.98***
(1.10, 2.86)		 −0.15
(−0.92, 0.62)		 1.37***
(0.76, 1.98)		 −0.72
(−1.82, 0.38)		 −1.66**
(−2.63, −0.69)		 −0.17
(−1.04, 0.70)
Median home value (per $10,000 less) −0.11**
(−0.18, −0.04)		 −0.10***
(−0.15, −0.05)		 −0.03
(−0.09, 0.03)		 −0.01
(−0.06, 0.05)		 0.10***
(0.06, 0.14)		 −0.08*
(−0.15, −0.01)		 0.03
(0.04, 0.11)		 0.04
(0.02, 0.10)
Household size (per person) −0.73
(−2.15, 0.68)		 −4.06***
(−5.39, −2.73)		 1.27
(−0.02, 2.57)		 0.89
(−0.28, 2.06)		 1.81**
(0.74, 2.87)		 0.17
(−1.39, 1.74)		 1.71*
(0.33, 3.10)		 0.07
(−1.26, 1.40)
Percent no high school diploma (per 10%) −0.80*
(−1.52, −0.08)		 −0.63
(−1.41, 0.15)		 −0.73*
(−1.42, −0.03)		 0.26
(−0.30, 0.82)		 0.40
(−0.15, 0.95)		 −0.36
(−1.19, 0.47)		 −1.65***
(−2.41, −0.88)		 −0.70
(−1.44, 0.05)
Percent unemployed (per 10%) −1.16**
(−1.93, −0.39)		 1.09**
(0.41, 1.77)		 −1.73***
(−2.33, −1.13)		 −1.41***
(−2.02, −0.80)		 −1.87***
(−2.33, −1.41)		 −0.01
(−0.85, 0.84)		 0.74*
(0.09, 1.29)		 0.09
(−0.56, 0.73)
Percent black (per 10%) −1.24***
(−1.72, −0.76)		 1.13***
(0.65, 0.16)		 −1.74***
(−2.20, −1.29)		 −0.83***
(−1.23, −0.42)		 −1.61***
(−1.97, −1.25)		 −0.74**
(−1.29, −0.19)		 −0.39
(−0.88, 0.10)		 −1.11***
(−1.59, −0.63)
Percent language other than English (per 10%) −0.89**
(−1.51, −0.27)		 2.51***
(1.83, 3.18)		 −1.10**
(−1.73, −0.47)		 −2.44***
(−2.95, −1.94)		 −2.61***
(−3.08, −2.14)		 −0.19
(−0.91, 0.52)		 0.59
(−0.07, 1.25)		 −0.68
(−1.36, 0.00)
Percent travel to work > 45 minutes (per 10%) −2.46***
(−3.27, −1.64)		 3.42***
(2.59, 4.25)		 −4.30***
(−4.99, −3.61)		 −2.29***
(−2.92, −1.66)		 −1.67***
(−2.16, −1.19)		 −1.60**
(−2.52, −0.67)		 0.28
(−0.53, 1.08)		 −1.16**
(−1.99, −0.32)
a

All scores are on a 0 to 100 percentile scale.

b

Generalized linear models adjusted for all neighborhood social risk factors at the block group level and clustered by hospital; additional fixed effects were included for catchment population, catchment radius, and state.

*

P<0.05,

**

P<0.01,

***

P<0.001