Table 5.
The characteristics of involuntary and voluntary autobiographical memories in patients with schizophrenia and control participants in Study 2.
| Patients with schizophrenia (n = 25) | Control participants (n = 25) | Statistics F(1,48) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Involuntary | Voluntary | Involuntary | Voluntary | Group | Retrieval | Interaction | ||||||||
| M | SD | M | SD | M | SD | M | SD | F | F | F | ||||
| Common measures to Studies 1 & 2 | ||||||||||||||
| Retention Time (years) | 9.52 | 9.26 | 12.46 | 10.29 | 9.60 | 7.55 | 9.87 | 8.80 | 0.60 | 0.01 | 0.76 | 0.02 | 1.35 | 0.03 |
| Me-ness* | 6.65 | 0.65 | 6.53 | 0.67 | 6.86 | 0.26 | 6.68 | 0.67 | 1.59 | 0.03 | 3.02¤ | 0.06 | 0.12 | 0.00 |
| Spontaneous Rehearsal* | 3.16 | 1.36 | 2.81 | 1.07 | 3.68 | 1.31 | 3.25 | 1.12 | 3.38¤ | 0.07 | 6.34* | 0.12 | 0.42 | 0.01 |
| Visual Perspective* | 2.87 | 1.14 | 2.78 | 1.31 | 2.67 | 1.18 | 2.40 | 1.25 | 0.85 | 0.02 | 1.67 | 0.03 | 0.45 | 0.01 |
| Belief in Occurrence* | 6.67 | 0.65 | 6.86 | 0.49 | 6.91 | 0.27 | 6.89 | 0.37 | 1.17 | 0.02 | 4.21* | 0.08 | 6.43* | 0.12 |
| Emotional components | ||||||||||||||
| Emotional valence* | 4.35 | 0.97 | 4.83 | 1.69 | 4.38 | 1.28 | 4.35 | 0.65 | 0.63 | 0.01 | 1.33 | 0.03 | 1.75 | 0.04 |
| Negative mood impacta | 0.10 | 0.16 | 0.13 | 0.18 | 0.15 | 0.18 | 0.12 | 0.10 | 0.28 | 0.01 | 0.05 | 0.00 | 1.56 | 0.03 |
| No mood impacta | 0.62 | 0.31 | 0.54 | 0.34 | 0.51 | 0.33 | 0.59 | 0.23 | 0.15 | 0.00 | 0.02 | 0.00 | 3.94¤ | 0.08 |
| Positive mood impacta | 0.29 | 0.26 | 0.32 | 0.23 | 0.34 | 0.30 | 0.28 | 0.21 | 0.01 | 0.00 | 0.18 | 0.00 | 1.62 | 0.03 |
| Physical reaction* | 2.50 | 1.45 | 2.39 | 1.36 | 3.13 | 1.67 | 2.81 | 1.24 | 3.81¤ | 0.08 | 1.15 | 0.03 | 0.43 | 0.01 |
| Additional measures (Study 2) | ||||||||||||||
| Auditory vividness* | 3.87 | 1.45 | 4.08 | 1.40 | 5.37 | 0.93 | 5.18 | 1.16 | 16.38*** | 0.26 | 0.00 | 0.00 | 1.70 | 0.03 |
| Visual vividness* | 5.19 | 0.9 | 5.12 | 0.81 | 5.95 | 0.67 | 5.96 | 0.60 | 16.74*** | 0.26 | 0.11 | 0.00 | 0.16 | 0.00 |
| Emotional intensity* | 3.80 | 1.30 | 3.62 | 1.34 | 4.22 | 1.33 | 3.44 | 1.00 | 0.14 | 0.00 | 11.14** | 0.20 | 4.18* | 0.08 |
| Belief in accuracy* | 6.61 | 0.66 | 6.65 | 0.59 | 6.88 | 0.37 | 6.79 | 0.56 | 1.9 | 0.04 | 0.19 | 0.00 | 1.14 | 0.02 |
| Centrality* | 3.39 | 1.45 | 3.48 | 1.32 | 2.66 | 1.16 | 2.68 | 1.17 | 5.48* | 0.10 | 0.11 | 0.00 | 0.45 | 0.00 |
| Temporal context* | 5.19 | 1.04 | 5.14 | 1.14 | 5.93 | 0.89 | 5.77 | 0.71 | 7.92** | 0.14 | 0.74 | 0.02 | 0.18 | 0.00 |
| Scene/content questions | ||||||||||||||
| Personal location* | 5.33 | 0.86 | 5.13 | 0.88 | 5.70 | 0.87 | 5.67 | 0.88 | 4.43* | 0.09 | 0.86 | 0.02 | 0.51 | 0.01 |
| Event content* | 5.00 | 0.99 | 4.76 | 1.04 | 5.64 | 0.85 | 5.61 | 0.77 | 10.89** | 0.19 | 1.05 | 0.02 | 0.54 | 0.01 |
| Event layout* | 4.63 | 1.10 | 4.37 | 1.06 | 5.30 | 0.89 | 5.36 | 0.86 | 10.29** | 0.18 | 0.74 | 0.01 | 1.90 | 0.04 |
| Setting name* | 5.50 | 1.08 | 5.32 | 0.95 | 5.77 | 0.79 | 5.63 | 0.92 | 1.35 | 0.03 | 2.51 | 0.05 | 0.04 | 0.00 |
| Setting layout* | 5.03 | 1.12 | 5.03 | 1.01 | 5.35 | 0.95 | 5.48 | 1.03 | 1.90 | 0.04 | 0.38 | 0.01 | 0.41 | 0.01 |
Ratings from 1 to 7;
Proportion of memories.
p < 0.10;
p < 0.01;
p < 0.001.