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Table 7 Antibiotic associated errors in study population (N = 284)

From: Causality and preventability assessment of adverse drug events of antibiotics among inpatients having different lengths of hospital stay: a multicenter, cross-sectional study in Lahore, Pakistan

Variables

Long length of stay, N = 227,

n (%)

Short length of stay, N = 57,

n (%)

Total, N = 284, n (%)

Type of medication errors

 Wrong drug

100 (44.1)

14 (24.6)

114 (40.1)

 Wrong dose

35 (15.4)

6 (10.5)

41 (14.4)

 Wrong route

2 (0.9)

3 (5.3)

5 (1.8)

 Wrong time

13 (5.7)

2 (3.5)

15 (5.3)

 Deteriorated drug

3 (1.3)

0 (0.0)

3 (1.1)

 Omission

12 (5.3)

3 (5.3)

15 (5.3)

 Wrong dosage form

3 (1.3)

0 (0.0)

3 (1.1)

 Non-adherence

13 (5.7)

4 (7.0)

17 (5.9)

 Monitoring error

46 (20.3)

25 (43.9)

71 (25.0)

Stages of errors

 Physician ordering

59 (25.9)

4 (7.0)

63 (22.2)

 Transcribing

41 (18.1)

7 (12.3)

48 (16.9)

 Dispensing pharmacist

36 (15.9)

14 (24.6)

50 (17.6)

 Nurse administering

37 (16.3)

9 (15.8)

46 (16.2)

 Patient monitoring

37 (16.3)

23 (40.4)

60 (21.1)

 Othersa

17 (7.5)

0 (0.0)

17 (5.9)

Causes of errors

 Lack of knowledge about the patientsb

46 (20.3)

2 (3.5)

48 (16.9)

 Lack of information about antibioticsc

77 (33.9)

14 (24.6)

91 (32.0)

 Non-adherence to policies and proceduresd

73 (32.2)

36 (63.2)

109 (38.4)

 Miscellaneouse

31 (13.7)

5 (8.8)

36 (12.7)

  1. aMedication errors due to patient non-adherence
  2. bInformation about allergy, lab tests results, concomitant medications and conditions either not available or noted
  3. cIndication for antibiotic use, compatibility, available dosage form, dosing guidelines and route of administration
  4. dUse of abbreviation in medication ordering, incomplete medication order processed, deviation from treatment protocols, delay in dispensing, use of non-standard dosing schedule, and drug preparation errors
  5. eIllegible handwriting of physicians, memory lapse, and unavailability of drugs