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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