Table 7

Comparisons across time within the secondary outcome measures within the nutrition group

NBaseline3-Month follow-upComparisons
PercentilesPercentilesz Statisticp Value
LowerMdnUpperLowerMdnUpper
CDC CFS sore throat27812012−2.2110.027*
CDC CFS swollen lymph nodes/glands2620050112−2.0510.040*
CDC CFS diarrhoea271601001−1.6490.099
CDC CFS fatigue after exertion272591641220−2.2090.027*
CDC CFS muscle aches/pains2720492612−2.9010.004**
CDC CFS pain in joints26200.7504016−1.8270.068
CDC CFS fever26900000−1.2540.210
CDC CFS chills271213001−3.4010.001***
CDC CFS unrefreshing sleep27256124616−1.4210.155
CDC CFS sleeping problems2725192416−0.1900.849
CDC CFS headaches26250.7506136−1.8950.058
CDC CFS memory problems2725262612−0.3380.735
CDC CFS difficulty concentrating2725264612−1.1960.232
CDC CFS nausea262502016−2.4070.016*
CDC CFS abdominal pain26160.7503036−2.3220.020*
CDC CFS sinus nasal symptoms262013.500019−1.2440.213
CDC CFS shortness of breath252002013−1.6510.099
CDC CFS sensitivity to light262504026−1.8900.059
CDC CFS depression272004024−1.5840.113
MHLCS internal270.9440.5280.6670.5280.6390.778−0.6870.492
MHLCS chance270.6940.2220.3330.2220.3330.472−0.1430.886
MHLCS powerful others270.6940.3330.3890.2780.3610.528−1.8430.065
MHLCS doctors270.4170.08330.1390.0830.1390.222−1.6860.092
MHLCS other people270.8330.2220.2780.1670.2500.306−1.6970.090
  • *Significant at 0.05 level.

  • **Significant at 0.01 level.

  • ***Significant at 0.001 level.

  • CDC CFS, Centers for Disease Control Chronic Fatigue Syndrome Inventory; CFS, chronic fatigue syndrome; Mdn, median; MHLCS, Multidimensional Health Locus of Control Scale.