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Table 66. Calcium and colorectal adenoma recurrence: Results of RCTs

Author

Year

Name

Location

(Latitude)

[PMID]

Life Stage

Outcome

1°/2°

Mean Followup, mo

Interventions, Daily Dose

n Event

N Total

Outcome Metric (Comparison)

Result

95% CI

P Btw

Study Quality

Grau 2007161

Calcium Polyp Prevention Study

US

(various)

[17227996]

Adult

All adenomas

92.4

Calcium carbonate (1200 mg/d)

82

208

RR

1.09

0.85, 1.39

0.51

B

 

 

 

 

Placebo

82

216

 

 

 

 

 

Table 67. Calcium and colorectal adenoma recurrence: Results of nonrandomized comparative study

Author

Year

Study Name

[PMID]

Life Stage

Outcome

1°/2°

Mean Followup, mo

Interventions, Daily Dose

n Event

N Total

Outcome Metric (Comparison)

Result

95% CI

P Btw

Study Quality

Duris 1996162

Slovakia

(48°N)

[8682453]

Adult (30-75 y)

Adenoma recurrence

nd

37.2

Calcium carbonicum, 2g/day

12

175

RR

nd

nd

nd

C

 

 

 

 

No chemoprevention

5

9

 

 

 

 

 



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