Table 2 Characteristics of the study participants according to beverage consumption during adult life (ages 21 to 50 years)
From: Beer and wine consumption and risk of knee or hip osteoarthritis: a case control study
Exposure | Control, number = 933 | Knee OA, number = 1001 | Hip OA, number = 993 |
|---|---|---|---|
Alcohol consumption (ages 21 to 50) | |||
Nondrinkersa, n (%) | 186 (19.9) | 280 (28.0) | 257 (29.9) |
Ever drinkersb, n (%) | 747 (80.1) | 721 (72.0) | 736 (74.1) |
By type of alcohol | |||
Drinkers of beer exclusively, n (%) | 272 (29.1) | 345 (34.5) | 336 (33.8) |
Drinkers of wine exclusively, n (%) | 73 (7.8) | 37 (3.7) | 61 (6.1) |
Drinkers of spirits exclusively, n (%) | 33 (3.5) | 38 (3.8) | 29 (2.9) |
Other drinkersc, n (%) | 348 (37.3) | 276 (27.6) | 282 (28.4) |
Missing data on alcohol type, n (%) | 21 (2.3) | 25 (2.5) | 28 (2.8) |
Alcoholic drinks per week, median (IQR) | 10 (5 to 21) | 11 (4 to 24) | 10 (4 to 24) |
Non-alcohol consumption d (ages 30 to 40) | |||
Tea intake (cups) | |||
never/3 times per month, n (%) | 98 (10.5) | 66 (6.6) | 64 (6.5) |
1 to 6 times per week, n (%) | 48 (5.1) | 51 (5.1) | 38 (3.8) |
≥1 per day, n (%) | 775 (83.1) | 876 (87.5) | 877 (88.3) |
Coffee intake (cups) | |||
never/3 times per month, n (%) | 202 (21.7) | 268 (26.8) | 213 (21.5) |
1 to 6 times per week, n (%) | 152 (16.3) | 174 (17.4) | 174 (17.5) |
≥1 per day, n (%) | 567 (60.8) | 551 (55.0) | 592 (59.6) |
Pure fruit juice (glasses) | |||
never/3 times per month, n (%) | 511 (54.8) | 586 (58.5) | 579 (58.3) |
1 to 6 times per week, n (%) | 284 (30.4) | 260 (26.0) | 285 (28.7) |
≥1 per day, n (%) | 126 (13.5) | 147 (14.7) | 115 (11.6) |