Table 4.
Odds ratio (95% confidence interval) results for 5 logistic regression models
| Model dependent variable - Global Ratings | |||
|---|---|---|---|
| Independent variable | Doctor | Plan | Care |
| Age | |||
| 18 - 34 years | 0.78 (0.76-0.81) | 0.78 (0.76-0.81) | 0.66 (0.64-0.69) |
| 35 - 64 yearsR | 1.00 | 1.00 | 1.00 |
| ≥ 65 years | 1.56 (1.49-1.63) | 2.63 (2.52-2.75) | 1.81 (1.72-1.90) |
| General Health Rating | |||
| Poor | 0.85 (0.76-0.95) | 0.72 (0.65-0.80) | 0.49 (0.44-0.55) |
| Fair | 0.75 (0.71-0.79) | 0.66 (0.63-0.70) | 0.53 (0.50-0.55) |
| Good | 0.78 (0.76-0.80) | 0.71 (0.68-0.73) | 0.66 (0.64-0.68) |
| Very GoodR | 1.00 | 1.00 | 1.00 |
| Excellent | 1.47 (1.42-1.53) | 1.57 (1.52-1.63) | 1.64 (1.57-1.70) |
| Education | |||
| < 8th grade | 1.09 (0.95-1.23) | 1.32 (1.16-1.49) | 1.09 (0.95-1.24) |
| Some high school | 1.21 (1.12-1.31) | 1.34 (1.24-1.44) | 1.33 (1.22-1.44) |
| High school graduateR | 1.00 | 1.00 | 1.00 |
| Some college | 0.88 (0.85-0.91) | 0.74 (0.71-0.76) | 0.85 (0.82-0.88) |
| BA/BS college degree | 0.72 (0.69-0.75) | 0.55 (0.53-0.57) | 0.67 (0.64-0.70) |
| Graduate school | 0.73 (0.70-0.76) | 0.50 (0.48-0.52) | 0.67 (0.64-0.70) |
| Individual health plan | |||
| 254 plans not included due to size constraints | |||
| Time in plan | |||
| < 1 year | 0.80 (0.74-0.87) | 0.65 (0.59-0.70) | 0.78 (0.71-0.85) |
| 1 to < 2 years | 0.82 (0.79-0.86) | 0.72 (0.69-0.75) | 0.82 (0.78-0.85) |
| 2 to < 5 years | 0.83 (0.81-0.86) | 0.78 (0.75-0.80) | 0.84 (0.82-0.87) |
| ≥ 5 yearsR | 1.00 | 1.00 | 1.00 |
| Race/Ethnicity | |||
| Asian | 0.88 (0.82-0.95) | 0.96 (0.89-1.03) | 0.77 (0.71-0.83) |
| Black | 1.30 (1.23-1.37) | 1.37 (1.30-1.44) | 1.17 (1.11-1.24) |
| Hispanic | 1.14 (1.08-1.21) | 1.33 (1.26-1.39) | 1.07 (1.01-1.13) |
| Other | 1.15 (1.06-1.23) | 0.96 (0.90-1.03) | 0.90 (0.83-0.97) |
| WhiteR | 1.00 | 1.00 | 1.00 |
| Gender | |||
| Female | 1.16 (1.13-1.19) | 1.13 (1.10-1.16) | 1.07 (1.04-1.10) |
| MaleR | 1.00 | 1.00 | 1.00 |
| Model dependent variable - Composites | |||
| Independent variable | Communication | Staff | |
| Age | |||
| 18 - 34 years | 0.75 (0.73-0.78) | 0.69 (0.67-0.72) | |
| 35 - 64 yearsR | 1.00 | 1.00 | |
| ≥ 65 years | 1.32 (1.25-1.38) | 1.70 (1.61-1.81) | |
| General Health Rating | |||
| Poor | 0.40 (0.36-0.45) | 0.53 (0.47-0.59) | |
| Fair | 0.50 (0.47-0.52) | 0.61 (0.58-0.65) | |
| Good | 0.66 (0.64-0.68) | 0.75 (0.73-0.78) | |
| Very GoodR | 1.00 | 1.00 | |
| Excellent | 1.64 (1.57-1.71) | 1.38 (1.32-1.45) | |
| Education | |||
| < 8th grade | 1.11 (0.97-1.28) | 0.90 (0.77-1.05) | |
| Some high school | 1.17 (1.07-1.27) | 1.18 (1.07-1.30) | |
| High school graduateR | 1.00 | 1.00 | |
| Some college | 0.85 (0.82-0.88) | 0.81 (0.78-0.84) | |
| BA/BS college degree | 0.73 (0.70-0.76) | 0.69 (0.66-0.72) | |
| Graduate school | 0.72 (0.69-0.75) | 0.65 (0.62-0.68) | |
| Individual health plan | |||
| 254 plans not included due to size constraints | |||
| Time in plan | |||
| < 1 year | 0.91 (0.83-1.00) | 0.88 (0.80-0.97) | |
| 1 to < 2 years | 0.87 (0.84-0.91) | 0.90 (0.85-0.94) | |
| 2 to < 5 years | 0.91 (0.88-0.94) | 0.92 (0.89-0.95) | |
| ≥ 5 yearsR | 1.00 | 1.00 | |
| Race/Ethnicity | |||
| Asian | 0.72 (0.66-0.78) | 0.53 (0.49-0.58) | |
| Black | 1.28 (1.21-1.36) | 1.15 (1.09-1.23) | |
| Hispanic | 1.05 (1.00-1.12) | 0.90 (0.85-0.95) | |
| Other | 0.97 (0.90-1.05) | 0.87 (0.80-0.95) | |
| WhiteR | 1.00 | 1.00 | |
| Gender | |||
| Female | 0.84 (0.82-0.87) | 0.82 (0.79-0.84) | |
| MaleR | 1.00 | 1.00 | |
R denotes the referent group
Note: All independent variables were significant with p < 0.001