Table 3.
Number of subject-reported diagnoses on CSI part B by three subject subgroups (N = 229)
| CSS diagnoses | N | Control group without pain (N = 42) | Single body area pain (N = 79) | Multisite pain (N = 108) | Pearson Chi-Square (χ2) | Comparison between groups (χ2) |
|---|---|---|---|---|---|---|
| 1 Restless Leg Syndrome | 5 | 0 | 3 (60%) | 2 (40%) | 0.376 | |
| 2 Chronic Fatigue Syndrome | 1 | 0 | 0 | 1 (100%) | 0.570 | |
| 3 Fibromyalgia | 5 | 0 | 2 (40%) | 3 (60%) | 0.560 | |
| 4 Temporomandibular Joint Disorder (TMJ) | 32 | 6 (18.8%) | 7 (21.9%) | 19 (59.4%) | 0.235 | |
| 5 Migraine or tension headaches | 35 | 3 (8.6%) | 12 (34.3%) | 20 (57.1%) | 0.221 | |
| 6 Irritable Bowel Syndrome | 35 | 1 (2.9%) | 6 (17.1%) | 28 (80%) | <0.001* |
b (0.01*) c (0.01*) |
| 7 Multiple Chemical Sensitivities | 7 | 1 (14.3%) | 1 (14.3%) | 5 (71.4%) | 0.402 | |
| 8 Neck Injury (including whiplash) | 17 | 0 (0%) | 6 (34.5%) | 11 (64.7%) | 0.102 | |
| 9 Anxiety or Panic Attacks | 29 | 6 (20.7%) | 7 (24.1%) | 16 (55.2%) | 0.453 | |
| 10 Depression | 56 | 5 (8.9%) | 17 (30.4%) | 34 (60.7%) | 0.330 | |
| Kruskal- Wallis Test | Mann-Whitney Test | |||||
| Total number of CSS diagnoses | 222 | 23 (10.4%) | 61 (27.5%) | 138 (62.1%) | <0.001* |
b (<0.001*) c (0.005*) |
Pearson Chi-Square (χ2), statistical significance p < 0.05*. Comparison between control group without pain and single body area pain (a), between control group without pain and multisite pain (b), and between single body area pain and multisite pain (c). Total number of CSS diagnoses Kruskal-Wallis Test and Mann-Whitney Test, statistical significance p < 0.05*