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Table 2 Physician and network demographics included in the participation study

From: Constructing within and between hospital physician social networks for modeling physician research participation

 

Participated

Did not participate

p-value

 

(\(n=163\))

(\(n=185\))

 Term

Mean (SD)

Mean (SD)

 

Physician Characteristics

   Age

41.53 (7.10)

43.29 (9.21)

0.06

      Missing (%)

24 (14.72%)

27 (14.59%)

 

   Sex

   

      Male

84 (51.3%)

101 (54.59%)

0.82

      Female

55 (33.74%)

57 (30.81%)

 

      Missing

24 (14.72%)

27 (14.59%)

 

   No. Hospitals

1.87 (1.29)

1.46 (0.74)

<0.001

   Patient Encounters

11960.75 (4937.71)

10144.84 (4967.36)

<0.001

   Years with physician organization

3.75 (0.73)

3.51 (0.97)

0.01

   Shannon Diversity (\(H_i\))

0.13 (0.24)

0.06 (0.17)

<0.001

Network Characteristics

   Within Hospital Degree

9.55 (3.46)

10.47 (3.84)

0.02

   Across Hospital Degree

4.06 (6.30)

2.87 (4.86)

0.05

   Betweeness Centrality

361.21 (1180.53)

106.26 (458.99)

0.01

   Within Participation \((WY_{wi,i})\)

0.54 (0.17)

0.42 (0.15)

<0.001

   Across Participation (\(WY_{ac,i}\))\(^\dagger\)

0.34 (0.41)

0.3 (0.42)

0.32

  1. \(^\dagger\) Across hospital participation considers only participation at the same step or earlier; the potentially influencing and influenced physicians are defined for this part of the physician organization network unlike for the undirected within hospital physician networks