Characteristics

Total

Any TTI

P-value

Total

1586

13 (0.81)

Gender

Male

972

9 (0.93)

0.555

Female

614

4 (0.65)

Age groups in years (n = 1585)

16 - 30

1124

6 (0.53)

0.014

31 - 45

305

7 (2.30)

46 - 59

126

0

>60

30

0

NBSZ branch

Harare

685

5 (0.73)

0.524

Bulawayo

293

2 (0.68)

Gweru

222

4 (1.80)

Masvingo

201

1 (0.54)

Mutare

185

1 (0.50)

Marital Status.

Married

284

5 (1.80)

0.132

Not married

787

4 (0.51)

Not recorded

515

4 (0.78)

Occupation

Students

783

3 (0.38)

0.212

Professionals

245

4 (1.63)

Others

63

1 (1.59)

Not recorded

495

5 (1.01)

Donor Status

First time

232

11 (4.74)

<0.001

Repeat

1354

2 (0.15)