GWG-package             Calculation of probabilities for inadequate or
                        excessive gestational weight gain.
NW_above                Sensitivity, specificity, positive and negative
                        likelihood ratios for prediction of excessive
                        GWG for normal weight women
NW_below                Sensitivity, specificity, positive and negative
                        likelihood ratios for prediction of inadequate
                        GWG for normal weight women
OB_above                Sensitivity, specificity, positive and negative
                        likelihood ratios for prediction of excessive
                        GWG for obese women
OB_below                Sensitivity, specificity, positive and negative
                        likelihood ratios for prediction of inadequate
                        GWG for obese women
OW_above                Sensitivity, specificity, positive and negative
                        likelihood ratios for prediction of excessive
                        GWG for overweight women
OW_below                Sensitivity, specificity, positive and negative
                        likelihood ratios for prediction of inadequate
                        GWG for overweight women
lr                      Likelihood ratios given sensitivity and
                        specificity of a test
normalweight            Probabilities for inadequate or excessive
                        gestational weight gain (GWG) for normal weight
                        women for different months in pregnancy
obese                   Probabilities for inadequate or excessive
                        gestational weight gain (GWG) for obese women
                        for different months in pregnancy
overweight              Probabilities for inadequate or excessive
                        gestational weight gain (GWG) for overweight
                        women for different months in pregnancy
posterior_probability   Posterior probability of disease given
                        prevalence and positive or negative likelihood
                        ratio of a test
