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. 2017 Feb 16;10(5):548–563. doi: 10.1016/j.jiph.2016.11.008
Age group
Question Response 18–29 30–44 45–59 ≥60
N (Expected) [Chi square]
1a Y 140 (147.45) [0.38] 246 (251.24) [0.11] 103 (92.26) [1.25] 11 (9.06) [0.41]
N 14 (16.22) [0.30] 36 (27.64) [2.53] 5 (10.15) [2.61] 0 (1.00) [1.00]
DK 25 (15.33) [6.09] 23 (26.13) [0.37] 4 (9.59) [3.26] 0 (0.94) [0.94]



1b Y 140 (143.32) [0.08] 238 (244.20) [0.16] 97 (89.67) [0.60] 11 (8.81) [0.55]
N 26 (24.18) [0.14] 44 (41.20) [0.19] 12 (15.13) [0.65] 0 (1.49) [1.49]
DK 13 (11.50) [0.20] 23 (19.60) [0.59] 3 (7.20) [2.45] 0 (0.71) [0.71]



2 Y 134 (137.71) [0.10] 235 (234.65) [0.00] 90 (86.17) [0.17] 8 (8.46) [0.03]
N 45 (41.29) [0.33] 70 (70.35) [0.00] 22 (25.83) [0.57] 3 (2.54) [0.08]



3 Y 97 (114.71) [2.74] 198 (195.46) [0.03] 85 (71.78) [2.44] 9 (7.05) [0.54]
N 51 (42.46) [1.72] 68 (72.36) [0.26] 24 (26.57) [0.25] 1 (2.61) [0.99]
DK 31 (21.82) [3.86] 39 (37.18) [0.09] 3 (13.65) [8.31] 1 (1.34) [0.09]



4 Y 61 (71.36) [1.51] 113 (121.60) [0.61] 62 (44.65) [6.74] 6 (4.39) [0.59]
N 44 (50.13) [0.75] 95 (85.42) [1.07] 28 (31.37) [0.36] 3 (3.08) [0.00]
DK 74 (57.50) [4.73] 97 (97.98) [0.01] 22 (35.98) [5.43] 2 (3.53) [0.67]



5 Y 74 (80.21) [0.48] 137 (136.67) [0.00] 55 (50.19) [0.46] 6 (4.93) [0.23]
N 54 (64.29) [1.65] 113 (109.54) [0.11] 47 (40.22) [1.14] 4 (3.95) [0.00]
DK 51 (34.50) [7.89] 55 (58.79) [0.24] 10 (21.59) [6.22] 1 (2.12) [0.59]



6 Y 64 (79.33) [2.96] 138 (135.16) [0.06] 60 (49.63) [2.16] 7 (4.87) [0.93]
N 31 (36.86) [0.93] 64 (62.81) [0.02] 29 (23.06) [1.53] 1 (2.27) [0.71]
DK 84 (62.81) [7.15] 103 (107.03) [0.15] 23 (39.30) [6.76] 3 (3.86) [0.19]



7 Y 74 (84.04) [1.20] 137 (143.20) [0.27] 66 (52.59) [3.42] 8 (5.16) [1.56]
N 64 (60.75) [0.17] 107 (103.51) [0.12] 32 (38.01) [0.95] 3 (3.73) [0.14]
DK 41 (34.21) [1.35] 61 (58.29) [0.13] 14 (21.40) [2.56] 0 (2.10) [2.10]



8 Healthcare 32 (37.75) [0.87] 67 (64.32) [0.11] 24 (23.62) [0.01] 5 (2.32) [3.10]
All 74 (83.16) [1.01] 141 (141.70) [0.00] 64 (52.03) [2.75] 3 (5.11) [0.87]
DK 73 (58.09) [3.82] 97 (98.99) [0.04] 24 (36.35) [4.20] 3 (3.57) [0.09]



9 Y 74 (92.30) [3.63] 164 (157.27) [0.29] 68 (57.75) [1.82] 7 (5.67) [0.31]
N 34 (34.80) [0.02] 61 (59.29) [0.05] 22 (21.77) [0.00] 1 (2.14) [0.61]
DK 71 (51.90) [7.03] 80 (88.43) [0.80] 22 (32.47) [3.38] 3 (3.19) [0.01]



10 Y 83 (87.29) [0.21] 144 (148.73) [0.15] 62 (54.62) [1.00] 7 (5.36) [0.50]
N 62 (63.99) [0.06] 114 (109.04) [0.23] 40 (40.04) [0.00] 1 (3.93) [2.19]
DK 34 (27.72) [1.42] 47 (47.23) [0.00] 10 (17.34) [3.11] 3 (1.70) [0.99]



11 Y 75 (93.19) [3.55] 167 (158.78) [0.43] 68 (58.31) [1.61] 6 (5.73) [0.01]
N 48 (46.00) [0.09] 74 (78.39) [0.25] 30 (28.78) [0.05] 4 (2.83) [0.49]
DK 56 (39.81) [6.58] 64 (67.83) [0.22] 14 (24.91) [4.78] 1 (2.45) [0.86]



12 Y 50 (57.80) [1.05] 106 (98.48) [0.57] 36 (36.16) [0.00] 4 (3.55) [0.06]
N 104 (97.02) [0.50] 161 (165.31) [0.11] 59 (60.71) [0.05] 5 (5.96) [0.16]
DK 25 (24.18) [0.03] 38 (41.20) [0.25] 17 (15.13) [0.23] 2 (1.49) [0.18]



13 Y 57 (57.21)[0.00] 92 (97.48) [0.31] 39 (35.80) [0.29] 6 (3.52) [1.76]
N 88 (92.60) [0.23] 161 (157.78) [0.07] 62 (57.94) [0.28] 3 (5.69) [1.27]
DK 34 (29.19) [0.79] 52 (49.74) [0.10] 11 (18.27) [2.89] 2 (1.79) [0.02]