Skip to main content

Table 1 General characteristics of users and non-users of nonvitamin/nonmineral supplements

From: Prevalence of nonvitamin, nonmineral supplement usage among students in a Turkish university

 

Non-users

n(%)

1563(83.5)

Users

n(%)

308(16.5)

Total

n(%)

1871(100.0)

Sex

x2 = 5.594; p = 0.018

   Men

758(83.4)

151(16.6)

909(48.6)

   Women

805(83.7)

157(16.3)

962(51.4)

Ages

x2 = 35.732; p = 0.000

   ≤ 18

358(86.7)

55(13.3)

413(22.1)

   19–20

789(84.6)

144(15.4)

933(49.9)

   21–22

292(85.1)

51(14.9)

343(18.3)

   ≥ 23

124(68.1)

58(31.9)

182(9.7)

BMI values

x2 = 73.392; p = 0.000

   Underweight (<18.5)

199(67.7)

95(32.3)

294(15.7)

   Normal weight (≥ 18.5 – ≤ 24.99)

1212(86.6)

187(13.4)

1399(74.8)

   Overweight (≥ 25 – ≤ 29.9)

121(90.3)

13(9.7)

134(7.2)

   Obese (≥ 30 – ≤ 39.9)

31(70.5)

13(29.5)

44(2.4)

Type of school

x2 = 23.573; p = 0.000

   Medicine

164(79.2)

43(20.8)

207(11.1)

   Engineering and architecture

536(88.4)

70(11.6)

606(32.4)

   Science and literature

332(82.4)

71(17.6)

403(21.5)

   Economics

204(79.7)

52(16.9)

256(13.7)

   Education

144(77.0)

43(23.0)

187(10.0)

   College of health services.

183(86.3)

29(13.7)

212(11.3)

Year in school

ns

   Freshman

570(85.6)

96(14.4)

666(35.6)

   Sophomore

556(80.8)

132(19.2)

688(36.8)

   Junior

168(86.2)

27(13.8)

195(10.4)

   Senior

269(83.5)

53(16.5)

322(17.2)

Marital status

ns

   Single

1520(83.7)

296(16.3)

1816(97.1)

   Married

33(82.5)

7(17.5)

40(2.1)

   Divorced/widow(er)/separated

10(66.7)

5(33.3)

15(0.8)

Mother's education level

x2 = 11.940; p = 0.008

   Primary school and lower

848(84.8)

152(15.2)

1000(53.4)

   Secondary school

106(74.1)

37(25.9)

143(7.6)

   High school

395(84.9)

70(15.1)

465(24.9)

   College or university

214(81.4)

49(18.6)

263(14.1)

Father's education level

x2 = 7.807; p = 0.050

   Primary school and lower

416(87.6)

59(12.4)

475(25.4)

   Secondary school

149(83.2)

30(16.8)

179(9.6)

   High school

537(81.7)

120(18.3)

657(35.1)

   College or university

461(82.3)

99(17.7)

560(29.9)

Family income

x2 = 22.971; p = 0.000

   Low

763(86.7)

117(13.3)

880(47.0)

   Moderate

566(83.4)

113(16.6)

679(36.3)

   High

234(75.0)

78(25.3)

312(16.7)

Most permanent place of residence

x2 = 13.642; p = 0.001

   Village/town

141(79.7)

36(20.3)

177(9.5)

   City

1207(85.3)

208(14.7)

1415(75.6)

   Metropolis

215(77.1)

64(22.9)

279(14.9)

Smoking status

x2 = 15.435; p = 0.000

   Nonsmoker

1093(85.7)

183(14.3)

1276(68.2)

   Current smoker

390(80.1)

97(19.9)

487(26.0)

   Former smoker

80(74.1)

26(25.9)

108(5.8)

Participation in sport

x2 = 9.193; p = 0.010

   No

724(82.5)

154(17.5)

878(46.9)

   Former

580(82.4)

124(17.6)

704(37.6)

   Yes

259(89.6)

30(10.4)

289(15.4)

Exercise

x2 = 12.205; p = 0.002

   Never

440(83.5)

87(16.5)

527(28.2)

   Fewer than 3 times per month

862(85.6)

145(14.4)

1007(53.8)

   More than 3 times per month

261(77.4)

76(22.6)

337(18.0)

Self-reported health

ns

   Fair/poor

400(83.2)

81(16.8)

481(25.7)

   Good-excellent

1163(83.7)

227(16.3)

1390(74.3)