Table 6 Bi-variate logistic regression analysis of factors associated with impaired eGFR by MDRD-4 equation, Jimma University Medical Center, Ethiopia, 2017

Age

> = 60 year

25 (30.9%)

100 (29.3%)

1.433 (.783, 2.623)

0.244

40–59 year

30 (37.0%)

92 (27.0%)

1.869 (1.040, 3.358)

0.036

<  40 year

26 (32.1%)

149 (43.7%)

1

Sex

Male

53 (65.4%)

162 (47.5%)

2.091 (1.262, 3.465)

0.004

Female

28 (34.6%)

179 (52.5%)

1

Residence

Rural

62 (76.5%)

192 (56.3%)

2.532 (1.451, 4.419)

0.001

Urban

19 (23.5%)

149 (43.7%)

1

Formal education

Yes

38 (46.9%)

193 (56.6%)

.678 (.417, 1.102)

0.117

No

43 (53.1%)

148 (43.4%)

1

Occupational status

Farmer

40 (49.4%)

121 (35.5%)

1

Others

41 (50.6%)

220 (64.5%)

.564 (.346, .919)

0.022

Cigarette smoking

Yes

7 (.6%)

15 (4.4%)

2.056 (.810, 5.221)

0.130

No

74 (91.4%)

326 (95.6%)

1

Physical exercise

> = 150 min

31 (38.3%)

110 (32.3%)

1.515 (.875, 2.622)

0.138

< 150 min/week

18 (22.2%)

59 (17.3%)

1.640 (.857, 3.137)

0.135

No

32 (39.5%)

172 (50.4%)

1

History of known HTN

Yes

43 (53.1%)

113 (33.1%)

3.254 (1.971, 5.374)

0.000

No

38 (47.9%)

228 (66.9%)

1

NSAIDs use within two weeks

Yes

8 (9.9%)

60 (17.6%)

.513 (.235, 1.121)

0.094

No

73 (90.1%)

281 (82.4%)

1

BP (mmHg)

> = 140/90

39 (48.1%)

77 (22.6%)

3.562 (2.079, 6.103)

0.000

120–139/80–89

11 (13.6%)

46 (13.5%)

1.682 (.788, 3.588)

0.179

< 120/80

31 (38.3%)

218 (63.9%)

1