| Indoor renovation a, n (%) |  | Model 1 |  | Model 2 b |  | Model 3 c | |
---|---|---|---|---|---|---|---|---|
 | Yes | No |  | Crude OR (95%CI), P value |  | Adjusted OR (95%CI), P value |  | Adjusted OR (95%CI), P value |
Control | 225 (19.07) | 955 (80.93) |  | 1.47 (1.16, 1.86), 0.001 |  | 1.60 (1.23, 2.07), < 0.001 |  | 1.77 (1.34, 2.33), < 0.001 |
Case | 151 (25.72) | 436 (74.28) | Â | 1.00 | Â | 1.00 | Â | 1.00 |
Main CHD types | Â | Â | Â | Â | Â | Â | Â | Â |
 VSD | 45 (24.46) | 139 (75.54) |  | 1.37 (0.95, 1.98), 0.089 |  | 1.41 (0.94, 2.12), 0.095 |  | 1.56 (1.01, 2.41), 0.046 |
 ASD | 16 (21.92) | 57 (78.08) |  | 1.19 (0.67, 2.11), 0.549 |  | 1.19 (0.65, 2.17), 0.570 |  | 1.28 (0.67, 2.44), 0.405 |
 PDA | 24 (32.00) | 51 (68.00) |  | 2.00 (1.20, 3.31), 0.007 |  | 1.94 (1.14, 3.28), 0.014 |  | 2.50 (1.41, 4.45), 0.002 |
 AVSD | 12 (24.49) | 37 (75.51) |  | 1.38 (0.71, 2.68), 0.348 |  | 1.26 (0.63, 2.52), 0.515 |  | 1.36 (0.65, 2.86), 0.414 |
 TOF | 11 (24.44) | 34 (75.56) |  | 1.37 (0.69, 2.75), 0.371 |  | 1.35 (0.64, 2.87), 0.428 |  | 1.45 (0.65, 3.21), 0.365 |