Variable Neutral / slightly warm / slightly cool
N = 70
1
Cool to very cold
N = 99
1
Warm to very hot
N = 7
1
Overall
N = 176
1
p-value2
cooling_setting



0.049
    Maximum Cooling 27 (39%) 57 (58%) 3 (43%) 87 (49%)
    Medium Cooling 43 (61%) 42 (42%) 4 (57%) 89 (51%)
blower_knob_position



0.5
    3 40 (57%) 51 (52%) 5 (71%) 96 (55%)
    4 30 (43%) 48 (48%) 2 (29%) 80 (45%)
prefer_to_feel



<0.001
    A bit cooler 18 (26%) 5 (5.1%) 2 (29%) 25 (14%)
    A bit warmer 11 (16%) 42 (42%) 0 (0%) 53 (30%)
    Much cooler 3 (4.3%) 3 (3.0%) 2 (29%) 8 (4.5%)
    Much warmer 1 (1.4%) 21 (21%) 1 (14%) 23 (13%)
    No change 37 (53%) 28 (28%) 2 (29%) 67 (38%)
perceiving_any_draft



0.001
    No 22 (31%) 13 (13%) 4 (57%) 39 (22%)
    Yes 48 (69%) 86 (87%) 3 (43%) 137 (78%)
humidity_level_preference



0.003
    A bit drier 12 (17%) 13 (13%) 4 (57%) 29 (16%)
    A bit more humid 6 (8.6%) 28 (28%) 0 (0%) 34 (19%)
    Much drier 3 (4.3%) 3 (3.0%) 0 (0%) 6 (3.4%)
    Much more humid 0 (0%) 4 (4.0%) 0 (0%) 4 (2.3%)
    No change 49 (70%) 51 (52%) 3 (43%) 103 (59%)
air_quality



0.2
    Neutral 24 (34%) 24 (24%) 4 (57%) 52 (30%)
    Slightly fresh 12 (17%) 27 (27%) 0 (0%) 39 (22%)
    Slightly stuffy 24 (34%) 28 (28%) 2 (29%) 54 (31%)
    Very fresh 3 (4.3%) 11 (11%) 0 (0%) 14 (8.0%)
    Very stuffy 7 (10%) 9 (9.1%) 1 (14%) 17 (9.7%)
satisfaction_level_location_ac_vents



0.3
    Dissatisfied 21 (30%) 26 (26%) 2 (29%) 49 (28%)
    Neutral 16 (23%) 26 (26%) 2 (29%) 44 (25%)
    Satisfied 29 (41%) 31 (31%) 2 (29%) 62 (35%)
    Very dissatisfied 1 (1.4%) 13 (13%) 1 (14%) 15 (8.5%)
    Very satisfied 3 (4.3%) 3 (3.0%) 0 (0%) 6 (3.4%)
thermal_sensation_radiant_heat



0.027
    Cloudy weather, no sun 2 (3.0%) 0 (0%) 0 (0%) 2 (1.2%)
    Cold 0 (0%) 5 (5.3%) 0 (0%) 5 (3.0%)
    Cool 1 (1.5%) 4 (4.3%) 0 (0%) 5 (3.0%)
    Hot 7 (10%) 6 (6.4%) 1 (17%) 14 (8.4%)
    N.A 0 (0%) 1 (1.1%) 0 (0%) 1 (0.6%)
    Na 2 (3.0%) 0 (0%) 0 (0%) 2 (1.2%)
    Neutral 24 (36%) 34 (36%) 0 (0%) 58 (35%)
    No radiant heat experienced during experiment 0 (0%) 1 (1.1%) 0 (0%) 1 (0.6%)
    No sun 0 (0%) 2 (2.1%) 0 (0%) 2 (1.2%)
    Not a sunny day 0 (0%) 1 (1.1%) 0 (0%) 1 (0.6%)
    Rain,Not much difference. 0 (0%) 1 (1.1%) 0 (0%) 1 (0.6%)
    Raining outside 0 (0%) 2 (2.1%) 0 (0%) 2 (1.2%)
    Slightly cool 3 (4.5%) 0 (0%) 0 (0%) 3 (1.8%)
    Slightly Warm 14 (21%) 26 (28%) 0 (0%) 40 (24%)
    Sun is invisible now. 0 (0%) 1 (1.1%) 0 (0%) 1 (0.6%)
    Very Cold 0 (0%) 1 (1.1%) 0 (0%) 1 (0.6%)
    Very Hot 2 (3.0%) 1 (1.1%) 0 (0%) 3 (1.8%)
    Warm 12 (18%) 8 (8.5%) 5 (83%) 25 (15%)
    Unknown 3 5 1 9
tc_c_avg_front_left_seat 24.2 (22.9, 25.7) 22.8 (21.7, 23.9) 27.2 (24.0, 29.6) 23.4 (22.0, 25.1)
tc_c_avg_rear_right_seat 26.6 (24.5, 28.1) 24.9 (23.4, 26.5) 28.4 (25.9, 31.3) 25.5 (24.0, 27.4)
tc_c_avg_rear_left_seat 26.3 (25.0, 28.0) 24.9 (23.6, 26.0) 28.6 (25.6, 31.4) 25.4 (24.2, 27.1)
vel_mps_avg_rear_right_seat 0.2 (0.2, 0.2) 0.2 (0.2, 0.2) 0.2 (0.1, 0.2) 0.2 (0.2, 0.2)
vel_mps_avg_rear_left_seat 0.2 (0.2, 0.2) 0.2 (0.2, 0.3) 0.2 (0.2, 0.3) 0.2 (0.2, 0.3)
vel_mps_avg_front_right_seat 0.2 (0.1, 0.2) 0.2 (0.1, 0.2) 0.2 (0.2, 0.2) 0.2 (0.2, 0.2)
aqi_ugpm3_pm_2_5 5.5 (4.8, 7.0) 5.8 (4.4, 7.6) 6.1 (4.8, 6.6) 5.8 (4.5, 7.4)
aqi_ppm_co2 3,797.6 (3,248.3, 4,154.0) 3,809.1 (3,418.9, 4,199.9) 4,069.3 (2,845.4, 4,410.5) 3,835.5 (3,341.9, 4,208.0)
aqi_cabin_temperature_c 21.5 (20.5, 25.5) 20.9 (19.0, 22.6) 26.6 (19.4, 29.2) 21.3 (19.7, 23.6)
1 n (%); Median (Q1, Q3)
2 Pearson’s Chi-squared test