Table 2
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Age, stage and histology by screening history

Screening history
RegularSporadicPre-diagnosticNone
N (%)37 (16%)34 (15%)66 (29%)88 (39%)
Mean age41*49*54*54*
Stage I76%**62%58%35%**
Stage II–IV24%**38%42%65%**
Squamous cell54%59%74%68%
Adeno/adenosquamous43%41%23%30%
Screening history
RegularSporadicPre-diagnosticNone
N (%)37 (16%)34 (15%)66 (29%)88 (39%)
Mean age41*49*54*54*
Stage I76%**62%58%35%**
Stage II–IV24%**38%42%65%**
Squamous cell54%59%74%68%
Adeno/adenosquamous43%41%23%30%

*Mean age of the regular screening group is significantly different than all other groups (Student's t-test P < 0.01)

**χ2-test P < 0.00005

Table 2
Open in new tab

Age, stage and histology by screening history

Screening history
RegularSporadicPre-diagnosticNone
N (%)37 (16%)34 (15%)66 (29%)88 (39%)
Mean age41*49*54*54*
Stage I76%**62%58%35%**
Stage II–IV24%**38%42%65%**
Squamous cell54%59%74%68%
Adeno/adenosquamous43%41%23%30%
Screening history
RegularSporadicPre-diagnosticNone
N (%)37 (16%)34 (15%)66 (29%)88 (39%)
Mean age41*49*54*54*
Stage I76%**62%58%35%**
Stage II–IV24%**38%42%65%**
Squamous cell54%59%74%68%
Adeno/adenosquamous43%41%23%30%

*Mean age of the regular screening group is significantly different than all other groups (Student's t-test P < 0.01)

**χ2-test P < 0.00005

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