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Table 5 Frequency of diagnostic questions and procedures by RDT result, 2016 sample only

From: The impact of the scale-up of malaria rapid diagnostic tests on the routine clinical diagnosis procedures for febrile illness: a series of repeated cross-sectional studies in Papua New Guinea

Questions asked and procedures performed

Not tested (N = 210)

RDT− (N = 405)

RDT+ (N = 166)

p a

Rank order

% (95% CI)

% (95% CI)

% (95% CI)

RDT−

RDT+

Questions

 Current use of any medication

23.3 (14.8, 34.8)

16.3 (9.4, 26.9)

24.1 (15.2, 36.0)

0.029

12

11

 Concurrent illness/existing conditions

35.2 (24.8, 47.3)

18.9 (14.1, 24.9)

33.7 (23.5, 45.8)

< 0.005

11

9

 Experience of convulsions

3.8 (1.3, 11.1)

2.6 (1.1, 6.0)

3.6 (1.7, 7.7)

0.515

19

19

 Experience of drowsiness/unconsciousness

7.7 (4.3, 13.3)

9.7 (5.9, 15.6)

8.4 (4.2, 16.3)

0.631

15

15

 Experience of fever

98.6 (95.9, 99.5)

97.9 (96.1, 98.9)

97.6 (94.4, 99.0)

0.834

1

1

 Experience of cough

87.1 (70.9, 95.0)

84.4 (77.7, 89.3)

78.3 (68.0, 86.0)

0.079

3

3

 Experience of breathing difficulties

40.0 (24.8, 57.4)

31.5 (22.2, 42.6)

21.1 (12.1, 34.2)

0.012

9

12

 Experience of head/body pain

53.3 (44.1, 62.3)

57.9 (50.0, 65.4)

65.1 (51.7, 76.4)

0.112

5

4

 Experience of ear ache

14.8 (7.9, 26.2)

10.9 (6.6, 17.6)

11.5 (6.4, 19.8)

0.857

14

13

 Experience of nausea/vomiting

59.1 (45.3, 71.5)

54.4 (45.6, 62.9)

59.6 (40.1, 68.5)

0.247

7

7=

 Experience of diarrhoea

61.4 (46.7, 74.3)

55.3 (46.7, 63.7)

60.2 (48.5, 70.9)

0.278

6

6

 Experience of chills

32.4 (21.2, 46.1)

23.2 (17.7, 29.7)

28.3 (19.5, 39.2)

0.192

10

10

 Ability to drink/breastfeed

30.0 (19.0, 45.0)

15.4 (10.1, 22.8)

9.0 (4.7, 16.6)

0.043

13

14

 Measles/spots in past 3 months

4.3 (2.4, 7.6)

2.4 (0.9, 6.3)

0 (–)

0.045

20=

22=

 Duration of current symptoms

89.5 (81.9, 94.2)

85.3 (76.3, 91.4)

84.3 (73.6, 91.2)

0.758

2

2

Procedure

 Body temperature measured

59.1 (41.2, 74.8)

67.9 (49.2, 82.1)

59.6 (39.7, 76.9)

0.059

4

7=

 Body weight measured

45.2 (30.9, 60.5)

53.0 (41.5, 64.1)

63.9 (45.1, 79.1)

0.016

8

5

 Blood pressure measured

3.8 (0.8, 16.7)

0.2 (0.1, 1.9)

1.2 (0.3, 5.0)

0.137

23

20=

 Abdomen palpated

6.7 (3.1, 13.8)

3.6 (1.6, 7.5)

7.2 (2.1, 22.3)

0.055

18

17

 Eyes examined

11.0 (5.4, 21.1)

6.4 (3.3, 11.9)

4.2 (0.9, 18.2)

0.311

16

18

 Palms examined

1.9 (0.4, 9.0)

1.9 (0.8, 4.7)

0 (–)

0.074

22

22=

 Respiratory rate measured

16.7 (7.1, 34.2)

4.3 (2.2, 8.2)

7.9 (2.5, 22.8)

0.074

17

16

 Other diagnostic test (or referral)

1.4 (0.3, 6.1)

2.4 (0.9, 6.3)

1.2 (0.2, 7.5)

0.194

20=

20=

  1. Five most frequently observed questions or procedures are in italics
  2. a Based on Chi square analysis of ‘RDT−’ vs. ‘RDT+’ sub-groups only (i.e. data presented in the ‘not tested’ column were excluded from this test)