Number of women | LBC use % | Age-adjusted OR | 95% CI | Fully adjusted OR* | 95% CI | |
---|---|---|---|---|---|---|
Age (years) | ||||||
20-24 | 19,099 | 27.8 | 0.74 | 0.71-0.77 | 0.82 | 0.78-0.86 |
25-29 | 30,062 | 31.4 | 0.88 | 0.85-0.91 | 0.92 | 0.89-0.96 |
30-34 | 42,628 | 34.1 | 0.99 | 0.97-1.02 | 0.98 | 0.95-1.02 |
35-39 | 49,313 | 34.2 | 1 | - | 1 | - |
40-44 | 49,019 | 33.8 | 0.98 | 0.95-1.01 | 1.02 | 0.99-1.05 |
45-49 | 49,318 | 31.5 | 0.88 | 0.86-0.91 | 0.94 | 0.91-0.97 |
50-54 | 43,109 | 29.6 | 0.81 | 0.79-0.83 | 0.90 | 0.86-0.93 |
55-59 | 38,589 | 27.8 | 0.74 | 0.72-0.76 | 0.84 | 0.81-0.87 |
60+ | 38,336 | 25.2 | 0.65 | 0.63-0.67 | 0.79 | 0.76-0.82 |
P-value ‡ | <0.001 | <0.001 | ||||
Area of residence | ||||||
Major city | 196,046 | 37.2 | 1 | - | 1 | - |
Inner regional | 121,486 | 26.6 | 0.62 | 0.61-0.63 | 0.83 | 0.81-0.85 |
Outer regional | 38,702 | 14.3 | 0.29 | 0.28-0.30 | 0.66 | 0.63-0.68 |
Remote or very remote | 2,362 | 11.6 | 0.22 | 0.20-0.25 | 0.68 | 0.57-0.80 |
P-value ‡ | <0.001 | <0.001 | ||||
Socioeconomic status | ||||||
1st quintile (highest) | 96,000 | 50.3 | 1 | - | 1 | - |
2nd quintile | 68,520 | 35.4 | 0.54 | 0.53-0.55 | 0.68 | 0.66-0.70 |
3rd quintile | 71,798 | 20.5 | 0.26 | 0.25-0.26 | 0.44 | 0.43-0.46 |
4th quintile | 61,803 | 20.9 | 0.26 | 0.26-0.27 | 0.45 | 0.43-0.46 |
5th quintile (lowest) | 60,475 | 17.9 | 0.22 | 0.21-0.22 | 0.41 | 0.40-0.42 |
P-value for trend ‡‡ | <0.001 | <0.001 | ||||
Use of adjunctive LBC in index cytology | ||||||
Conventional cytology only | 249,037 | 13.9 | 1 | - | 1 | - |
Adjunctive LBC | 106,819 | 70.9 | 15.13 | 14.87-15.40 | 13.58 | 13.33-13.84 |
P-value ‡ | <0.001 | <0.001 | ||||
Result of index cervical cytology | ||||||
Normal | 324,432 | 29.8 | 1 | - | 1 | - |
Abnormal | 21,009 | 49.9 | 2.42 | 2.35-2.49 | 2.62 | 2.53-2.72 |
Unsatisfactory | 13,996 | 30.3 | 1.03 | 0.99-1.06 | 2.37 | 2.27-2.47 |
P-value ‡ | <0.001 | <0.001 | ||||
Provider type for subsequent cytology | ||||||
General practitioners | 293,325 | 29.3 | 1 | - | 1 | - |
Gynaecologists | 49,327 | 44.6 | 1.91 | 1.89-1.95 | 1.50 | 1.46-1.54 |
Other and unknown | 2,764 | 21.0 | 0.65 | 0.59-0.71 | 0.73 | 0.65-0.82 |
P-value ‡ | <0.001 | <0.001 |