Table 3.
Descriptive statistics of the amplitude of startle response to stand-alone startle stimulus (in mV) and prepulse inhibition (PPI; % inhibition) in individuals with FXS−A, FXS+A, IA and controls; descriptive statistics of PPI are further broken down by prepulse interval
| FXS−A (n = 17) | FXS+A (n = 15) | IA (n = 15) | C (n = 18) | |||||
|---|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | Mean | SD | Mean | SD | |
| 105 dB SS (mV) | 101.71 | 54.8 | 94.64 | 91.98 | 90.17 | 71.61 | 95.99 | 75.64 |
| Prepulse interval (%) | ||||||||
| 60 ms | 30.11 | 26.95 | 38.55 | 24.44 | 50.43 | 22.30 | 60.25 | 17.43 |
| 120 ms | 33.75 | 28.76 | 35.00 | 21.07 | 47.94 | 23.61 | 58.49 | 22.30 |
| 240 ms | 8.21 | 34.93 | 29.36 | 20.80 | 38.16 | 28.56 | 53.63 | 19.30 |