Table 3 Comparison of the laterality of lithiasis between 1965 and 2014 by decade
From: Retrospective epidemiological study of urolithiasis in western Algeria over a period of 50 years
Laterality | Periods | P | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
1965–1974 | 1975–1984 | 1985–1994 | 1995–2004 | 2005–2014 | |||||||
Number | % | Number | % | Number | % | Number | % | Number | % | ||
Left side | 22 | 41.5 | 201 | 48.6 | 298 | 46.1 | 339 | 48.2 | 404 | 50.4 | NS (chi-square calculated |
Right side | 31 | 58.5 | 213 | 51.4 | 349 | 53.9 | 364 | 51.8 | 398 | 49.6 | value = 1.8877 DF = 4) |