Table 1 Estimated odds ratios (OR) and 95% confidence intervals for each variable in the logistic regression model for outpatient attendance

From: Meniscal tears are more common than previously identified, however, less than a quarter of people with a tear undergo arthroscopy

Variable Subgroup Odds ratio 95% confidence interval p-Value
Gender Female 1.0   
Male 0.86 (0.83, 3.13) n.s
Age groups 18–40 1.0   
40–50 0.74 (0.57, 0.98)  
50–55 0.84 (0.62, 1.16) n.s
Tear type Bucket handle 1.0   
Complex 0.80 (0.46, 1.40)  
Degenerative tear 0.72 (0.41, 1.28)  
Degenerative horizontal/oblique/undersurface 0.42 (0.22, 0.82)  
Horizontal/oblique/undersurface 0.64 (0.38, 1.08)  
Radial 0.60 (0.33, 1.07) n.s
Tear location Lateral anterior horn 1.0   
Lateral anterior horn and body 1.09 (0.44, 2.68)  
Lateral body 0.81 (0.36, 1.78)  
Lateral meniscus 1.09 (0.56, 2.12)  
Lateral posterior horn 1.01 (0.54, 1.88)  
Lateral posterior horn and body 2.09 (0.82, 5.66)  
Medial anterior horn 1.40 (0.51, 3.98)  
Medial body 0.92 (0.47, 1.76)  
Medial meniscus 1.22 (0.67, 2.24)  
Medial posterior horn 0.96 (0.64, 1.45)  
Medial posterior horn and body 0.87 (0.53, 1.43) n.s
Referral recommendation Referral not recommended 1.0   
Referral recommended 0.69 (0.44, 1.05) n.s
Degeneration No chondral changes 1.0   
Chondral changes 1.15 (0.91, 1.47) n.s
Tear size Not undisplaced/small 1.0   
Undisplaced/small 0.78 (0.53, 1.16) n.s
Root tears No root tear 1.0   
Root tear 1.08 (0.53,2.21) n.s