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Table 2 Multivariable analysis of primary endpoints in 2008

From: Is socioeconomic status associated with utilization of health care services in a single-payer universal health care system?

  ED visits Hospitalization days Cost of imaging Medication cost Visits to primary physician Visits to specialists in hospital out-patient clinic Visits to specialists without referral
Parameter3 RR2 p-value RR2 p-value RR2 p-value RR2 p-value RR2 p-value RR2 p-value RR2 p-value
Age by 2002, year 1.00 0.295 1.04 <.001 1.00 <.001 1.02 <.001 1.01 <.001 1.01 <.001 1.00 0.071
Male Gender 1.13 <.001 1.02 0.612 0.68 <.001 1.03 0.062 0.79 <.001 0.79 <.001 0.51 <.001
Origin vs Israeli born
USA or Europe 0.98 0.582 0.89 0.067 1.04 0.389 1.07 0.008 0.90 <.001 1.02 0.706 1.02 0.217
Former USSR 0.78 <.001 0.98 0.748 1.03 0.442 1.17 <.001 0.89 <.001 0.91 0.046 1.04 0.009
Africa or Asia 1.23 <.001 1.24 <.001 1.16 <.001 0.96 0.045 1.11 <.001 1.32 <.001 1.12 <.001
South America 0.81 0.023 0.79 0.141 1.15 0.163 1.03 0.691 1.08 0.024 1.05 0.702 1.12 0.013
Ethiopia 0.79 0.008 1.16 0.324 0.81 0.026 2.43 <.001 1.02 0.583 0.70 0.010 0.96 0.389
Charlson score1 1.08 <.001 1.34 <.001 1.11 <.001 1.46 <.001 1.03 <.001 1.08 <.001 0.98 0.001
Complementary insurance 1.22 <.001 1.09 0.023 1.46 <.001 1.54 <.001 1.25 <.001 1.33 <.001 1.44 <.001
SES status (low, medium, high) 0.90 <.001 0.85 <.001 1.03 0.047 1.06 <.001 0.84 <.001 1.05 0.008 1.06 <.001
  1. 1Age is not included in the score.
  2. 2RR = Relative Risk obtained as exponent (Regression Coefficient (B)), presenting a multiplicative effect of an independent factor on the outcome variable.
  3. 3All independent factors are adjusted to all other factors in the table.