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Table 3 Groups of asymptomatic healthy women attending Malaysian Mammographic study using the cluster analysis (N = 989)

From: A cross sectional study on the motivators for Asian women to attend opportunistic mammography screening in a private hospital in Malaysia: the MyMammo study

  Cluster 1 Cluster 2 Cluster 3 P-value
N = 451 N = 262 N = 276  
Mean sd Mean sd Mean sd  
Age (years)a 52 6.0 45 5.0 51 8.0 <0.001
Age at first mammogram (years)a 44 6.0 45 5.0 50 7.0 <0.001
Age at first live birth (years)a 28 4.0 29 4.0 25 5.0 <0.001
  N % N % N %  
Previous mammogram statusb        
Never had a mammogram before 0 0.0 258 98.5 259 93.8 <0.001
Have had a mammogram before 451 100.0 4 1.5 17 6.2  
Education levelb        
Primary 9 2.0 0 0.0 54 19.6 <0.001
Secondary 222 49.2 66 25.2 219 79.3  
Tertiary 220 48.8 196 74.8 3 1.1  
Monthly income (RM)b        
Below 5 k 180 39.9 36 13.7 236 85.5 <0.001
5 k to 10 k 164 36.4 127 48.5 37 13.4  
Above 10 k 107 23.7 99 37.8 3 1.1  
Family history of breast cancerb        
None 392 86.9 237 90.5 261 94.6 0.009
1 affected individuals 54 12.0 25 9.5 14 5.1  
2 affected individuals 5 1.1 0 0.0 1 0.4  
HRT Usageb        
Never 384 85.1 255 97.3 259 93.8 <0.001
Ever used 67 14.9 7 2.7 17 6.2  
BMIb        
Underweight 8 1.8 6 2.3 6 2.2 0.001
Normal weight 264 58.5 162 61.8 126 45.7  
Overweight 179 39.7 94 35.9 144 52.2  
Diabetes statusb        
Unaffected 420 93.1 255 97.3 235 85.1 <0.001
Affected 31 6.9 7 2.7 41 14.9  
Motivators for first mammogramb        
Family & Friends 147 32.6 52 19.8 25 9.1 <0.001
Doctor 92 20.4 75 28.6 119 43.1  
Myself 67 14.9 16 6.1 23 8.3  
Public campaign 60 13.3 34 13.0 14 5.1  
More than 1 motivators 37 8.2 23 8.8 17 6.2  
No motivators 48 10.6 62 23.7 78 28.3  
  1. aIndicates continuous variable
  2. bIndicates categorical variable