Table 3.

Mean Numbers of Visits with Generalist and Specialist Physicians for Index Condition and for Other Conditions by Comorbidity Group

Number of Visits for Index Condition (Primary Care / Specialist)Number of Visits for Other Conditions (Primary Care / Specialist)
Comorbidity GroupComorbidity Group
ConditionLowMediumHighLowMediumHigh
Unless otherwise indicated, prevalences are for adults. Comorbidity Groups are an aggregation of the Adjusted Clinical Groups (ACGs).
a. Fewer than 30 cases in category.
* P < .05 for comparing mean number of primary care physician visits with mean number of specialist visits.
** P < .01
*** P < .001
Hypertension1.38/0.12***1.38/0.17***1.25/0.20***1.07/0.61***2.51/2.11***4.79/4.31***
Lipoid metabolism disorders1.03/0.15***1.01/0.19***0.86/0.18***1.19/0.59***2.62/1.83***4.78/3.87***
Asthma, children1.05/0.26***1.16/0.28***1.05/0.54***2.29/0.57***4.67/1.35***8.19/3.25***
Diabetes, adults1.50/0.66***1.62/0.90***1.84/1.32***1.14/0.64***2.31/1.70***4.52/4.43
Asthma, adults0.91/0.59***0.83/0.64*0.94/1.031.56/0.80***3.73/2.09***6.42/4.78***
Ischemic heart disease0.96/0.40***0.87/0.59***0.96/0.70***1.30/0.66***2.54/1.62***5.00/3.92***
Thrombophlebitis1.01/0.17***1.11/0.21***1.26/0.28***1.25/0.69**2.67/1.91*5.24/5.24
Congestive heart failure0.93/0.491.17/0.49*0.96/0.44**2.44/1.29*3.74/1.72***6.75/6.90
Multiple sclerosis0.89/1.51**0.54/1.73***0.99/2.19***1.00/0.59**2.49/2.274.27/4.29
Diabetes, children0.80/1.92**0.74/2.57***1.85/2.63a1.71/0.45***3.07/0.81***4.26/1.33***a
Chronic liver disease0.71/0.830.33/0.860.68/0.511.29/0.972.83/2.245.51/5.08