Volume 9, Number 9—September 2003
Research
Dyspepsia Symptoms and Helicobacter pylori Infection, Nakuru, Kenya
Haim Shmuely*
, Samson Obure†, Douglas J. Passaro‡, Galia Abuksis*, Jacob Yahav*, Gerald Fraser*, Silvio Pitlik*, and Yaron Niv*
, Samson Obure†, Douglas J. Passaro‡, Galia Abuksis*, Jacob Yahav*, Gerald Fraser*, Silvio Pitlik*, and Yaron Niv*
Table 1
Risk (prevalence odds ratios) of upper gastrointestinal symptoms associated with Helicobacter pylori infection by age, among 276 residents of Nakuru, Kenya
| Age (y) | Casesa (N=138) (%) | Controlsb (N=138) (%) | OR (95% CI)c | p value |
|---|---|---|---|---|
| 0–20 |
17/24 (71) |
12/32 (38) |
4.1 (1.1 to 14.9) |
0.02 |
| 21–30 |
35/48 (73) |
36/74 (48) |
2.6 (1.2 to 6.7) |
0.01 |
| 31–40 |
27/38 (71) |
15/22 (68) |
1.2 (0.3 to 4.1) |
1.0 |
| 41–50 |
13/18 (72) |
3/6 (50) |
2.6 (0.5 to 26.3) |
0.4 |
| >50 |
6/10 (60) |
2/4 (50) |
1.3 (0.1 to 20.2) |
1.0 |
| 0–30 |
52/72 (72) |
48/108 (44) |
3.3 (1.6 to 6.5) |
<0.001 |
| >30 | 46/66 (70) | 20/32 (63) | 1.0 (0.4to 2.8) | 0.8 |
aPersons with upper gastrointestinal symptoms.
bPersons without upper gastrointestinal symptoms.
cOR, odds ratio; CI, confidence interval.
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Page updated: December 30, 2010
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