Table 2 Frequency of self-reported rhythmicity of the Mood Rhythm Instrument (MRhI) items – English version
From: Validation of the English version of the Mood Rhythm Instrument
| MRhI items | Total (n = 401) | Men (n = 112) | Women (n = 289) | χ2, p value |
|---|---|---|---|---|
| n (%) | n (%) | n (%) | ||
| Alertness | 313 (78) | 85 (76) | 228 (79) | 0.42, p = 0.52 |
| Sleepiness | 375 (94) | 109 (97) | 266 (92) | 3.71, p = 0.05 |
| Problem-solving | 273 (68) | 85 (76) | 188 (65) | 4.36,p < 0.05* |
| Self-esteem | 144 (36) | 40 (36) | 104 (36) | 0.00, p = 0.96 |
| Concentration | 318 (79) | 86 (77) | 232 (80) | 0.60, p = 0.44 |
| Appetite | 292 (73) | 82 (73) | 210 (73) | 0.01, p = 0.91 |
| Sexual Arousal | 125 (31) | 47 (42) | 78 (27) | 8.44,p < 0.01** |
| Irritability | 243 (61) | 58 (52) | 185 (64) | 5.06,p < 0.05* |
| Anxiety | 172 (43) | 34 (30) | 138 (48) | 9.97,p < 0.01** |
| Sadness | 157 (39) | 30 (27) | 127 (44) | 9.98,p = 0.01** |
| Motivation to exercise | 248 (62) | 79 (70) | 169 (58) | 4.97,p = 0.05* |
| Memory | 127 (32) | 37 (33) | 90 (31) | 0.13, p = 0.72 |
| Pessimism | 122 (30) | 30 (27) | 92 (32) | 0.97, p = 0.32 |
| Talking to Friends | 205 (51) | 43 (38) | 162 (56) | 10.08,p < 0.01** |
| Energy | 310 (77) | 86 (77) | 224 (78) | 0.02, p = 0.88 |