Variables
Total number
ADRs observed before or during admission, n (%) Yes No
Relative Risk (95% Confidence Interval)
P-value
Sex, n=1280 Female Male 535 745 31(5.8) 504(94.2) 36 (4.8) 709(95.2)
1.19(0.75, 1.91)
0.26
Age(years), n=1280 ≤ 64 ≥ 65 974 306 49(5.0) 925(95) 18(5.9) 288(94.1)
0.86(0.51, 1.45)
0.33
Educational Level, n=1280 No Secondary School Education Secondary School Education 392 888 16(4.1) 376(95.9) 51(5.7) 837(94.3)
0.71(0.41, 1.23)
0.14
Average Monthly Income, n=1280 < #10,000 ≥ #10,000 198 1082 11(5.6) 187(94.4) 56 (5.2) 1026(94.8)
1.07(0.57, 2.01)
0.47
Polypharmacy, n=1167 No Yes 348 819 16(4.6) 332(95.4) 47 (5.7) 772(94.3)
0.80(0.46, 1.39)
0.26
Alcohol intake, n=1280 Yes No 286 994 22(7.7) 264(92.3) 45(4.5) 949(95.5)
1.70(1.04, 2.78)
0.03*
Cigarette smoking, n=1280 No Yes 122 1155 8(6.6) 114(93.4) 59(5.1) 1099(94.9)
1.29(0.63, 2.63)
0.30
Fixed-Dose Combination, n=1279 No Yes 843 436 46(5.5) 797(94.5) 21(4.8) 415(95.2)
1.13(0.69, 1.87)
0.37
Duration of hospital stay, n=752 ≤ 9 days ≥ 10 days 409 343 26(6.4) 383(93.6) 40 (11.7) 303(88.3)
2.0(1.16, 3.26)
0.01*
Number of drugs used a month before admission(n=253) ≤ 3 ≥ 4 113 122
18(15.9) 113(84.1) 21(17.2) 101(82.8)
0.80(0.45, 1.43)
0.28