| Model | Lower | Upper | Length |
| PSSM-t | 22.8134200 | 23.9032400 | 1.0898210 |
| BPSSM-t | 23.2661200 | 23.3284100 | 0.0622905 |
| BPSSM-PB | 2.1398290 | 2.1136020 | 0.0262270 |
| BPSSM-BCa | 23.3015500 | 23.2929800 | 0.0085664 |