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. 2016 Aug 31;14(3):286–294. doi: 10.9758/cpn.2016.14.3.286

Table 4.

Problems associated with clozapine treatment

Agranulocytosis Cardiac issues Blood monitoring Diabetes mellitus Weight gain Drowsiness Hypersalivation Rebound psychosis Dizziness Nausea Constipation Other
Patients vs. healthcare professionals
 PQ4 (n=100) 7 (7.0) 13 (13.0) 31 (31.0) 5 (5.0) 24 (24.0) 51 (51.0) 76 (76.0) 17 (17.0) 28 (28.0) 26 (26.0) 41 (41.0) 28 (28.0)
 HPQ4 (n=104) 98 (94.2) 49 (47.1) 65 (62.5) 49 (47.1) 23 (22.1) 31 (29.8) 41 (39.4) 17 (16.3) 4 (3.8) 17 (16.3) 20 (19.2) 9 (8.7)
 PQ5 (n=100) 35 (35.0) 36 (36.0) 35 (35.0) 36 (36.0) 38 (38.0) 51 (51.0) 63 (63.0) 47 (47.0) 36 (36.0) 29 (29.0) 44 (44.0) 20 (20.0)
 HPQ5 (n=104) 40 (38.5) 17 (16.3) 42 (40.4) 18 (17.3) 40 (38.5) 43 (41.3) 54 (51.9) 16 (15.4) 11 (10.6) 22 (21.2) 29 (27.9) 5 (4.8)
Experienced vs. inexperienced
 Experienced 56 (98.2) 27 (47.7) 39 (68.4) 26 (45.6) 13 (22.8) 21 (36.8) 31 (54.4) 10 (17.5) 2 (3.5) 12 (21.1) 17 (29.8) 5 (8.8)
  HPQ4 (n=57)
 Inexperienced 42 (89.4) 22 (46.8) 26 (55.3) 23 (48.9) 10 (21.3) 10 (21.3) 10 (21.3) 7 (14.9) 2 (4.3) 5 (10.6) 3 (6.4) 4 (8.5)
  HPQ4 (n=47)
 Experienced 17 (29.8) 6 (10.5) 28 (49.1) 10 (17.5) 22 (38.6) 28 (49.1) 38 (66.7) 5 (8.8) 4 (7.0) 13 (22.8) 18 (31.6) 2 (3.5)
  HPQ5 (n=57)
 Inexperienced 23 (48.9) 11 (23.4) 14 (29.8) 8 (17.0) 18 (38.3) 15 (31.9) 16 (34.0) 11 (23.4) 7 (14.9) 9 (19.1) 11 (23.4) 3 (6.4)
  HPQ5 (n=47)

Values are presented as number (%).

PQ, patient questionnaire; HPQ, healthcare professionals questionnaire.