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Table 1 Descriptive statistics of RCT participants

From: Pre-contact by telephone increases response rates to postal questionnaires in a population of stroke patients: an open ended randomized controlled trial

 

All Participants

IG

CG

 
 

N

%

N IG

%

N CG

  
 

217

100 %

105

48,4 %

112

51,6 %

 
 

Mean

sd

Mean

sd

Mean

sd

p

Age

63,1

13,0

64,1

13,1

62,1

13,1

0,274

 

n

%

n IG

%

n CG

%

p

Male

143

65,9 %

67

63,8 %

76

67,9 %

0,532

Partner

139

64,1 %

69

65,7 %

70

62,5 %

0,624

TIA

81

37,3 %

43

41,0 %

38

33,9 %

0,288

INF

122

56,2 %

55

52,4 %

67

59,8 %

0,272

ICH

14

6,5 %

7

6,7 %

7

6,2 %

0,901

  1. Simple descriptive statistics for the RCT participants and for the intervention- and control groups. Mean age and standard deviation of samples. The reported p-values are w.r.t. Welch 2-sided t-test for difference of mean/proportion between the IG and the CG computed with the native R t.test-function