Subgroup | Change in the TyG-BMI, OR (95% CI) | P for interaction | |||
---|---|---|---|---|---|
Class 1 (n = 1273) | Class 2 (n = 1664) | Class 3 (n = 1171) | Class 4 (n = 475) | ||
Age (years) | Â | Â | Â | Â | 0.192 |
 < 60 | Reference | 1.22 (0.59–2.54) | 2.07 (1.09–3.93) | 2.65 (1.18–5.92) |  |
 ≥ 60 | Reference | 0.92 (0.52–1.64) | 1.45 (0.91–2.28) | 1.16 (0.54–2.51) |  |
Sex | Â | Â | Â | Â | 0.919 |
 Male | Reference | 1.16 (0.60–2.25) | 1.54 (0.92–2.59) | 1.83 (0.78–4.30) |  |
 Female | Reference | 0.88 (0.47–1.62) | 1.60 (0.93–2.73) | 1.63 (0.82–3.25) |  |
Marital status | Â | Â | Â | Â | 0.122 |
 Married | Reference | 1.25 (0.74–2.09) | 1.95 (1.25–3.04) | 1.90 (1.04–3.45) |  |
 Other | Reference | 0.49 (0.18–1.33) | 1.08 (0.53–2.17) | 1.45 (0.41–5.19) |  |
Residence | Â | Â | Â | Â | 0.319 |
 Urban | Reference | 0.93 (0.34–2.59) | 2.49 (0.99–6.26) | 1.79 (0.58–5.50) |  |
 Rural | Reference | 1.07 (0.65–1.78) | 1.42 (0.94–2.14) | 1.60 (0.86–2.98) |  |
Educational level | Â | Â | Â | Â | 0.153 |
 No formal education | Reference | 0.80 (0.37–1.73) | 1.15 (0.63–2.10) | 1.35 (0.53–3.43) |  |
 Primary school | Reference | 1.03 (0.53–2.02) | 1.84 (1.06–3.20) | 1.57 (0.68–3.59) |  |
 Middle or high school | Reference | 2.50 (0.75–8.31) | 3.64 (1.19–11.16) | 4.46 (1.19–16.69) |  |
 College or above | Reference | NA | NA | NA |  |
Smoking status | Â | Â | Â | Â | 0.999 |
 Never | Reference | 0.91 (0.51–1.65) | 1.59 (0.95–2.66) | 1.62 (0.82–3.19) |  |
 Former | Reference | 0.95 (0.24–3.75) | 1.29 (0.42–4.00) | 2.16 (0.43–10.78) |  |
 Current | Reference | 1.29 (0.55–3.00) | 1.60 (0.85–2.99) | 1.88 (0.64–5.50) |  |
Drinking status | Â | Â | Â | Â | 0.860 |
 Never | Reference | 0.99 (0.56–1.77) | 1.48 (0.90–2.44) | 1.42 (0.72–2.83) |  |
 Former | Reference | 0.52 (0.12–2.21) | 1.23 (0.39–3.88) | 0.76 (0.11–5.52) |  |
 Current | Reference | 1.12 (0.49–2.57) | 1.87 (0.98–3.58) | 2.46 (0.92–6.56) |  |
Hypertension | Â | Â | Â | Â | 0.540 |
 No | Reference | 1.03 (0.58–1.83) | 1.49 (0.97–2.29) | 2.06 (1.00–4.27) |  |
 Yes | Reference | 1.20 (0.53–2.74) | 2.24 (1.04–4.83) | 1.78 (0.72–4.39) |  |
Diabetes | Â | Â | Â | Â | 0.556 |
 No | Reference | 1.01 (0.64–1.59) | 1.65 (1.14–2.39) | 1.73 (0.99–3.02) |  |
 Yes | Reference | 0.75 (0.06–9.83) | 0.72 (0.06–9.34) | 1.09 (0.07–15.94) |  |
Heart disease | Â | Â | Â | Â | 0.752 |
 No | Reference | 0.96 (0.59–1.56) | 1.50 (1.02–2.23) | 1.74 (0.98–3.10) |  |
 Yes | Reference | 1.12 (0.34–3.75) | 2.23 (0.76–6.60) | 1.67 (0.43–6.44) |  |
Dyslipidaemia | Â | Â | Â | Â | 0.529 |
 No | Reference | 0.91 (0.57–1.46) | 1.54 (1.05–2.25) | 1.79 (1.00–3.22) |  |
 Yes | Reference | 2.68 (0.31–23.49) | 3.99 (0.47–33.50) | 3.73 (0.40–34.69) |  |
Kidney disease | Â | Â | Â | Â | 0.865 |
 No | Reference | 0.94 (0.60–1.49) | 1.55 (1.06–2.26) | 1.68 (0.98–2.88) |  |
 Yes | Reference | 2.20 (0.31–15.64) | 3.22 (0.49–21.26) | 3.22 (0.24–43.38) |  |