| Prior | Second order difference penalty | Third order difference penalty | ||||
| Dbar | pD | DIC | Dbar | pD | DIC | |
| Uniform (0,100) | 2844.3 | 23.6 | 2868.0 | 2845.2 | 22.0 | 2867.2 |
| Inverse-Gamma (1,1) | 2842.9 | 25.5 | 2868.4 | 2844.0 | 24.7 | 2868.6 |
| Inverse-Gamma (10−2,10−2) | 2844.2 | 23.4 | 2867.5 | 2844.9 | 22.1 | 2867.0 |
| Inverse-Gamma (10−4,10−4) | 2844.7 | 23.3 | 2868.1 | 2845.2 | 21.8 | 2867.0 |
| Inverse-Gamma (10−6,10−6) | 2844.9 | 23.3 | 2868.2 | 2845.4 | 21.9 | 2867.2 |