From: Are sexually selected traits affected by a poor environment early in life?
 | Predictor | Estimate | SE | χ 2 | P | ∆R2 |
---|---|---|---|---|---|---|
Gonopodium length [ln (mm)] | ||||||
 Control diet (N = 223) | Intercept | 0.838 | 0.002 | 152650 | <0.001 |  |
 Restricted diet (N = 226) | Diet (restricted) | 0.008 | 0.002 | 12.670 | <0.001 | 0.047 |
Size | 0.041 | 0.002 | 410.140 | <0.001 | 0.332 | |
Developmental time | 0.003 | 0.002 | 2.553 | 0.110 | 0.032 | |
Diet × Size | −0.020 | 0.003 | 43.952 | <0.001 | 0.032 | |
Diet × Developmental time | 0.005 | 0.003 | 3.193 | 0.074 | 0.002 | |
Number of sperm at day 0 (total count ×105) | ||||||
 | Intercept | 197.389 | 8.502 | 538.991 | <0.001 |  |
 Control diet (N = 225) | Diet (restricted) | −10.103 | 8.904 | 1.2875 | 0.257 | 0.036 |
 Restricted diet (N = 227) | Size | 25.761 | 6.978 | 13.627 | <0.001 | 0.040 |
Adult age | −19.425 | 10.606 | 3.3546 | 0.067 | 0.033 | |
Developmental time | −26.608 | 10.768 | 6.1057 | 0.013 | 0.009 | |
Diet × Size | 0.517 | 11.465 | 0.002 | 0.964 | <0.001 | |
Diet × Adult age | 53.202 | 13.371 | 15.831 | <0.001 | 0.028 | |
Diet × Developmental time | 22.339 | 14.83 | 2.269 | 0.132 | 0.004 | |
Number of sperm at day 1 (total count ×105) | ||||||
 | Intercept | 62.4092 | 3.1771 | 385.8565 | <0.001 |  |
 Control diet (N = 225) | Diet (restricted) | −10.9804 | 3.8738 | 8.0347 | 0.005 | 0.023 |
 Restricted diet (N = 227) | Size | 12.9494 | 3.0323 | 18.237 | <0.001 | 0.057 |
Adult age | −5.3597 | 4.568 | 1.3767 | 0.241 | 0.012 | |
Developmental time | −21.5316 | 4.8045 | 20.0842 | <0.001 | 0.045 | |
Diet × Size | 0.8841 | 5.3062 | 0.0278 | 0.868 | <0.001 | |
Diet × Adult age | 14.6051 | 5.8465 | 6.2404 | 0.012 | 0.01 | |
Diet × Developmental time | 9.4495 | 6.6831 | 1.9992 | 0.157 | 0.003 | |
Proportion of sperm replenished | ||||||
 Control diet (N = 225) | Intercept | 219.386 | 9.188 | 570.1931 | <0.001 |  |
 Restricted diet (N = 227) | Diet (restricted) | −30.524 | 12.415 | 6.0454 | 0.014 | 0.013 |
Size | 22.047 | 9.611 | 5.2624 | 0.022 | 0.02 | |
Adult age | −4.278 | 14.272 | 0.0898 | 0.764 | <0.001 | |
Developmental time | −55.801 | 15.094 | 13.6668 | <0.001 | 0.047 | |
Diet × Size | 6.203 | 16.712 | 0.1378 | 0.711 | <0.001 | |
Diet × Adult age | 8.97 | 18.707 | 0.23 | 0.632 | <0.001 | |
Diet × Developmental time | 9.292 | 21.251 | 0.1912 | 0.662 | <0.001 | |
Sperm velocity (VAP, μm/s) | ||||||
 Control diet (N = 207) | Intercept | 85.578 | 1.261 | 4603.423 | <0.001 |  |
 Restricted diet (N = 186) | Diet (restricted) | −4.569 | 1.652 | 7.650 | 0.006 | 0.034 |
Size | −0.308 | 1.312 | 0.055 | 0.814 | <0.001 | |
Adult age | −8.066 | 1.932 | 17.426 | <0.001 | 0.062 | |
Developmental time | −0.293 | 1.999 | 0.022 | 0.883 | 0.007 | |
Diet × Size | 1.552 | 2.334 | 0.442 | 0.506 | <0.001 | |
Diet × Adult age | 2.552 | 2.529 | 1.018 | 0.313 | 0.003 | |
Diet × Developmental time | −3.568 | 2.909 | 1.505 | 0.220 | 0.003 |