Group | 110-dB startle-stimulus only trial | 120-dB startle-stimulus only trial | ||
---|---|---|---|---|
Subgroup | Startle amplitude | Subgroup | Startle amplitude | |
Low responder | Group 1 | ASR < 0.26 (12.5 percentile) | Group 1′ | ASR < 0.61 (12.5 percentile) |
Group 2 | 0.26 (12.5 percentile) ≤ ASR < 0.45 (25 percentile) | Group 2′ | 0.61 (12.5 percentile) ≤ ASR < 0.9 (25 percentile) | |
Intermediate responder | Group 3 | 0.45 (25 percentile) ≤ ASR < 0.62 (37.5 percentile) | Group 3’ | 0.9 (25 percentile) ≤ ASR < 1.16 (37.5 percentile) |
Group 4 | 0.62 (37.5 percentile) ≤ ASR < 0.8 (50 percentile) | Group 4’ | 1.16 (37.5 percentile) ≤ ASR < 1.44 (50 percentile) | |
Group 5 | 0.8 (50 percentile) ≤ ASR < 0.99 (62.5 percentile) | Group 5’ | 1.44 (50 percentile) ≤ ASR < 1.76 (62.5 percentile) | |
Group 6 | 0.99 (62.5 percentile) ≤ ASR ≤ 1.25 (75 percentile) | Group 6’ | 1.76 (62.5 percentile) ≤ ASR ≤ 2.24 (75 percentile) | |
High responder | Group 7 | 1.25 (75 percentile) < ASR ≤ 1.725 (87.5 percentile) | Group 7’ | 2.24 (75 percentile) < ASR ≤ 2.93 (87.5 percentile) |
Group 8 | 1.725 (87.5 percentile) < ASR | Group 8’ | 2.93 (87.5 percentile) < ASR |