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Table 3 Sensitivity analysis on the association of community social trust or reciprocity among community level social capital quartile groups

From: Association of community level social trust and reciprocity with mortality: a retrospective cohort study

  Adjusted hazard ratio (95% confidence interval)
1st quartile vs 2nd quartile 1st quartile vs 3rd quartile 1st quartile vs 4th quartile
1st quartile 2nd quartile 1st quartile 3rd quartile 1st quartile 4th quartile
Full cohort
 Model 1
 Community Level Social Trust, N 158,946 158,584 158,946 157,956 158,946 160,569
 All-cause mortality 1.00 (reference) 1.09 (0.99–1.20) 1.00 (reference) 0.96 (0.88–1.06) 1.00 (reference) 0.57 (0.52–0.62)
 Death from CVD 1.00 (reference) 0.79 (9.59–1.07) 1.00 (reference) 0.86 (0.64–1.17) 1.00 (reference) 0.45 (0.34–0.59)
 Death from cancer 1.00 (reference) 1.09 (0.88–1.34) 1.00 (reference) 1.16 (0.93–1.44) 1.00 (reference) 0.56 (0.46–0.67)
 Death from other causes 1.00 (reference) 1.15 (1.02–1.29) 1.00 (reference) 0.93 (0.83–1.04) 1.00 (reference) 0.59 (0.54–0.66)
 Community Level Social Reciprocity, N 159,051 159,010 159,051 158,802 159,051 159,192
 All-cause mortality 1.00 (reference) 0.95 (0.86–1.05) 1.00 (reference) 0.82 (0.74–0.90) 1.00 (reference) 0.48 (0.44–0.53)
 Death from CVD 1.00 (reference) 0.81 (0.60–1.09) 1.00 (reference) 0.73 (0.54–0.97) 1.00 (reference) 0.47 (0.36–0.62)
 Death from cancer 1.00 (reference) 0.99 (0.80–1.23) 1.00 (reference) 1.02 (0.82–1.27) 1.00 (reference) 0.51 (0.42–0.61)
 Death from other causes 1.00 (reference) 0.96 (0.85–1.09) 1.00 (reference) 0.78 (0.70–0.88) 1.00 (reference) 0.48 (0.43–0.53)
 Model 2
 Community Level Social Trust, N 158,946 158,584 158,946 157,956 158,946 160,569
 All-cause mortality 1.00 (reference) 1.10 (0.99–1.21) 1.00 (reference) 0.98 (0.89–1.07) 1.00 (reference) 0.80 (0.73–0.87)
 Death from CVD 1.00 (reference) 0.81 (0.60–1.09) 1.00 (reference) 0.88 (0.65–1.20) 1.00 (reference) 0.65 (0.50–0.85)
 Death from cancer 1.00 (reference) 1.09 (0.88–1.35) 1.00 (reference) 1.18 (0.95–1.47) 1.00 (reference) 0.78 (0.65–0.94)
 Death from other causes 1.00 (reference) 1.16 (1.03–1.30) 1.00 (reference) 0.94 (0.84–1.06) 1.00 (reference) 0.83 (0.75–0.92)
 Community Level Social Reciprocity, N 159,051 159,010 159,051 158,802 159,051 159,192
 All-cause mortality 1.00 (reference) 0.99 (0.90–1.10) 1.00 (reference) 0.90 (0.82–0.99) 1.00 (reference) 0.73 (0.67–0.80)
 Death from CVD 1.00 (reference) 0.85 (0.63–1.15) 1.00 (reference) 0.80 (0.60–1.07) 1.00 (reference) 0.73 (0.56–0.96)
 Death from cancer 1.00 (reference) 1.04 (0.83–1.29) 1.00 (reference) 1.11 (0.89–1.39) 1.00 (reference) 0.75 (0.62–0.91)
 Death from other causes 1.00 (reference) 1.01 (0.89–1.14) 1.00 (reference) 0.87 (0.77–0.97) 1.00 (reference) 0.72 (0.65–0.80)
Propensity score-matched cohort
 Model 1
 Community Level Social Trust, N 153,330 153,330 154,533 154,533 144,351 144,351
 All-cause mortality 1.00 (reference) 1.09 (0.98–1.20) 1.00 (reference) 0.99 (0.90–1.09) 1.00 (reference) 0.78 (0.71–0.85)
 Death from CVD 1.00 (reference) 0.81 (0.60–1.09) 1.00 (reference) 0.87 (0.64–1.17) 1.00 (reference) 0.65 (0.49–0.86)
 Death from cancer 1.00 (reference) 1.05 (0.84–1.30) 1.00 (reference) 1.18 (0.95–1.47) 1.00 (reference) 0.70 (0.58–0.85)
 Death from other causes 1.00 (reference) 1.15 (1.02–1.30) 1.00 (reference) 0.96 (0.86–1.08) 1.00 (reference) 0.82 (0.74–0.92)
 Community Level Social Reciprocity, N 155,830 155,830 152,233 152,233 137,774 137,774
 All-cause mortality 1.00 (reference) 0.98 (0.88–1.08) 1.00 (reference) 0.90 (0.82–0.99) 1.00 (reference) 0.67 (0.61–0.73)
 Death from CVD 1.00 (reference) 0.81 (0.60–1.09) 1.00 (reference) 0.86 (0.63–1.16) 1.00 (reference) 0.69 (0.51–0.93)
 Death from cancer 1.00 (reference) 1.03 (0.82–1.28) 1.00 (reference) 1.15 (0.92–1.44) 1.00 (reference) 0.72 (0.59–0.89)
 Death from other causes 1.00 (reference) 0.99 (0.88–1.12) 1.00 (reference) 0.85 (0.76–0.96) 1.00 (reference) 0.65 (0.58–0.73)
 Model 2
 Community Level Social Trust, N 153,330 153,330 154,533 154,533 144,351 144,351
 All-cause mortality 1.00 (reference) 1.10 (0.99–1.21) 1.00 (reference) 0.97 (0.88–1.07) 1.00 (reference) 0.83 (0.76–0.91)
 Death from CVD 1.00 (reference) 0.81 (0.60–1.10) 1.00 (reference) 0.85 (0.63–1.15) 1.00 (reference) 0.69 (0.52–0.92)
 Death from cancer 1.00 (reference) 1.07 (0.86–1.33) 1.00 (reference) 1.15 (0.92–1.43) 1.00 (reference) 0.74 (0.61–0.90)
 Death from other causes 1.00 (reference) 1.16 (1.03–1.31) 1.00 (reference) 0.94 (0.84–1.06) 1.00 (reference) 0.88 (0.79–0.98)
 Community Level Social Reciprocity, N 155,830 155,830 152,233 152,233 137,774 137,774
 All-cause mortality 1.00 (reference) 1.00 (0.90–1.11) 1.00 (reference) 0.91 (0.82–0.99) 1.00 (reference) 0.74 (0.68–0.82)
 Death from CVD 1.00 (reference) 0.83 (0.62–1.13) 1.00 (reference) 0.85 (0.63–1.16) 1.00 (reference) 0.76 (0.56–1.02)
 Death from cancer 1.00 (reference) 1.05 (0.84–1.30) 1.00 (reference) 1.13 (0.90–1.42) 1.00 (reference) 0.81 (0.66–0.99)
 Death from other causes 1.00 (reference) 1.01 (0.90–1.15) 1.00 (reference) 0.86 (0.76–0.97) 1.00 (reference) 0.72 (0.64–0.81)
  1. Social capital index range for community level social trust are 37.1–56.7% for 1st quartile, 56.8–61.9% for 2nd quartile, 62.0–70.3% for 3rd quartile, and 70.5–99.8% for 4th quartile
  2. Social capital index range for community level social reciprocity are 14.6–29.9% for 1st quartile, 29.9–36.3% for 2nd quartile, 36.6–47.8% for 3rd quartile, and 49.0–96.6% for 4th quartile
  3. Model 1: unadjusted hazard ratios and 95% confidence intervals calculated by Cox proportional hazards regression
  4. Model 2: adjusted hazard ratios and 95% confidence intervals calculated by Cox proportional hazards regression after adjustments for age, sex, household income, and Charlson comorbidity index
  5. Acronyms: aHR adjusted hazard ratio, CI confidence interval