Primary study · included by 1 review

Role of tobacco smoking, chewing and alcohol drinking in the risk of oral cancer in Trivandrum, India: a nested case-control design using incident cancer cases.

Muwonge 2008 · Muwonge Richard, Ramadas Kunnambath, Sankila Risto, et al. · Oral oncology · 2008

Included by

Outcome this study informsPooled effectEvidenceCertainty
Oral cancer risk
Duration of alcohol consumption (years) vs Never drinkers (reference)
RR 2.01 [1.56, 2.58]11 studiesGRADE not reported
Oral cancer risk
Smoking frequency (units of tobacco smoked per day) vs Never users (reference)
RR 2.19 [1.75, 2.74]27 studiesGRADE not reported
Oral cancer risk
Smoking frequency (units of tobacco smoked per day) vs Never users (reference)
RR 4.54 [2.74, 7.54]27 studiesGRADE not reported
Oral cancer risk
Smoking duration (years) vs Never users (reference)
RR 2.11 [1.60, 2.79]22 studiesGRADE not reported
Oral cancer risk
Smoking duration (years) vs Never users (reference)
RR 2.19 [1.48, 3.23]22 studiesGRADE not reported
Oral cancer risk
Duration of alcohol consumption (years) vs Never drinkers (reference)
RR 2.31 [1.80, 2.96]11 studiesGRADE not reported
Oral cancer risk
Duration of alcohol consumption (years) vs Never drinkers (reference)
RR 3.13 [1.40, 6.97]11 studiesGRADE not reported
Oral cancer risk
Smoking frequency (units of tobacco smoked per day) vs Never users (reference)
RR 4.98 [3.49, 7.13]27 studiesGRADE not reported
Oral cancer risk
Smoking frequency (units of tobacco smoked per day) vs Never users (reference)
RR 3.84 [2.41, 6.13]27 studiesGRADE not reported
Oral cancer risk
Smoking duration (years) vs Never users (reference)
RR 0.47 [0.26, 0.84]22 studiesGRADE not reported
Oral cancer risk
Smoking duration (years) vs Never users (reference)
RR 2.16 [0.79, 5.90]22 studiesGRADE not reported
Oral cancer risk
Smoking duration (years) vs Never users (reference)
RR 0.64 [0.44, 0.94]22 studiesGRADE not reported
Oral cancer risk
Smoking frequency (units of tobacco smoked per day) vs Never users (reference)
RR 5.98 [3.37, 10.60]27 studiesGRADE not reported
Oral cancer risk
Duration of alcohol consumption (years) vs Never drinkers (reference)
RR 2.67 [1.97, 3.63]11 studiesGRADE not reported
Oral cancer risk
Smoking frequency (units of tobacco smoked per day) vs Never users (reference)
RR 1.46 [1.01, 2.10]27 studiesGRADE not reported
Oral cancer risk
Duration of alcohol consumption (years) vs Never drinkers (reference)
RR 1.94 [1.04, 3.62]11 studiesGRADE not reported
Oral cancer risk
Smoking duration (years) vs Never users (reference)
RR 1.56 [1.08, 2.25]22 studiesGRADE not reported
Oral cancer risk
Duration of alcohol consumption (years) vs Never drinkers (reference)
RR 2.10 [1.56, 2.81]11 studiesGRADE not reported
Oral cancer risk
Smoking duration (years) vs Never users (reference)
RR 0.88 [0.69, 1.12]22 studiesGRADE not reported
Oral cancer risk
Smoking frequency (units of tobacco smoked per day) vs Never users (reference)
RR 0.97 [0.53, 1.60]27 studiesGRADE not reported

1 including review in total.